#cryptocurrency exchange software solution

[oliverethanrobin]

The Best Cryptocurrency Exchange Software for Beginners to Experts in 2024

Introduction

Cryptocurrency trading has grown exponentially, driving the demand for secure, efficient, and feature-rich exchange platforms. Whether you are a beginner looking for an intuitive interface or an expert trader seeking advanced tools, selecting the right cryptocurrency exchange software is crucial. The best crypto exchange software solutions in 2024 must offer a balance of security, liquidity, scalability, and compliance with global regulations. This guide explores the essential features, types, and leading platforms to help traders and businesses make informed decisions.

Understanding Cryptocurrency Exchange Software

A cryptocurrency exchange software functions as a digital marketplace where users can buy, sell, and trade digital assets. The platform facilitates transactions by matching orders and ensuring smooth fund transfers. It implements robust security measures to safeguard user assets and data while generating revenue through transaction fees.

Key Aspects of How Crypto Exchange Software Works

User Registration

Users must sign up on the platform, providing personal details and completing identity verification (KYC/AML) to comply with regulations in regions such as crypto exchanges in the USA, crypto exchange UK, and crypto exchange Canada.

Depositing Funds

Users can fund their exchange wallets using fiat currency (like USD, EUR, or GBP) or cryptocurrencies. Reliable platforms integrate multiple payment gateways, ensuring seamless deposits and withdrawals.

Order Placement and Execution

Traders place buy or sell orders specifying the price and quantity. The platform’s order matching engine processes these orders, ensuring optimal execution.

Transaction Settlement

Once an order is matched, the trade is executed, and the respective cryptocurrency is transferred between user wallets on the exchange.

Fees and Revenue Models

Exchanges earn revenue through various fees:

Trading fees (maker and taker fees)

Deposit and withdrawal fees

Listing fees for new cryptocurrencies

Premium subscription fees for advanced tools

Types of Cryptocurrency Exchanges

Centralized Exchanges (CEXs)

A CEX is operated by a single entity, managing user funds and providing high liquidity and user-friendly features. Examples include Binance, Coinbase, and Kraken.

Decentralized Exchanges (DEXs)

A DEX runs on blockchain technology, allowing peer-to-peer transactions without intermediaries. It offers enhanced privacy but may suffer from lower liquidity compared to CEXs.

Hybrid Exchanges

Combining the advantages of CEXs and DEXs, hybrid exchanges provide liquidity, security, and user control over funds.

Essential Features of the Best Crypto Exchange Software

1. Security Mechanisms

Two-Factor Authentication (2FA) for secure logins and withdrawals

Cold Wallet Storage to protect funds from cyber threats

DDoS Protection against malicious attacks

KYC/AML Compliance to prevent fraud and money laundering

2. Liquidity Management

A high-liquidity exchange ensures seamless order execution. Liquidity pools and automated market makers (AMM) enhance the efficiency of trade matching.

3. User Experience and Customization

User-friendly dashboard for beginners

Advanced trading tools like charting indicators, APIs, and automated trading for experts

White-label solutions for businesses seeking a branded crypto exchange platform development

4. Multi-Currency Support

The best cryptocurrency exchange software should support major cryptocurrencies like Bitcoin, Ethereum, and stablecoins, along with fiat currency integration.

5. Regulatory Compliance

Adhering to crypto exchange Dubai regulations

Compliance with global crypto laws (USA, UK, Canada)

Implementing robust KYC and AML procedures

Top Cryptocurrency Exchange Software Solutions in 2024

Binance Exchange Software – High liquidity, top-notch security, and an intuitive interface.

Coinbase Pro Software – Ideal for beginners with seamless fiat-crypto trading.

Kraken Exchange Software – Regulatory compliance and margin trading.

White-Label Crypto Exchange Software – Fully customizable platforms from crypto exchange development companies.

Decentralized Exchange Solutions – Secure, non-custodial trading for privacy-focused traders.

How to Choose the Right Cryptocurrency Exchange Software

When selecting a cryptocurrency exchange software solution provider, consider:

Security Features – Ensure robust encryption, cold storage, and 2FA.

Scalability – Choose a platform that can handle high trading volumes.

Customization – If launching a business, opt for a crypto exchange platform development company.

Regulatory Compliance – Ensure adherence to financial regulations in respective regions.

Justtry Technologies: Your Trusted Crypto Exchange Software Provider

Justtry Technologies is a leading provider of cutting-edge cryptocurrency exchange software solutions tailored for businesses and traders. Whether you are looking for a white-label crypto exchange, a secure trading platform, or scalable exchange software, Justtry Technologies delivers innovative solutions with high-end security, liquidity management, and compliance features. As a top crypto exchange development company, Justtry Technologies ensures that its software meets the latest industry standards, making it the perfect choice for businesses entering the digital asset trading space.

Conclusion

Choosing the best crypto exchange software in 2024 requires evaluating security, liquidity, user experience, and compliance. Whether you're an individual trader or a business seeking to launch an exchange, leveraging top crypto exchange development companies can provide tailored solutions. Justtry Technologies stands out as a trusted cryptocurrency exchange software solution provider, offering robust, scalable, and secure platforms that cater to both beginners and experts. The future of cryptocurrency trading lies in adopting scalable, secure, and compliant platforms that enhance the trading experience while ensuring regulatory adherence.

[johnwilson9221]

P2P Cryptocurrency Exchange Software The Real Decentralized Exchange

Introduction :

The need for crypto exchanges is very high at the moment, the surge of the NFT in the crypto space and DeFi occupancy over the digital era everything ends in the place where the digital cryptocurrency needed to be converted into fiat currency. The role of the cryptocurrency exchange is to let the user exchange cryptocurrencies and even fiat currencies. Peer To Peer Exchange Softwares will have a vital role to play when it transfers funds from one single node to another without any intermediary.

Features of P2P Cryptocurrency Exchange Software :

An excellent cryptocurrency exchange must have the following ,

Multi-language support :

The Peer-2-Peer cryptocurrency exchange software should be able to support various languages to make it reach the standard of globals. And the recursive adoption and addition of language should be done to keep the standard.

Matching engine :

Best matching engine to find the suitable node to carry out the translation effectively with the matching engine.

Multi-Platform :

The Peer-to-Peer Cryptocurrency exchanges are built with different technologies to support all possible devices in the existing. The digital devices of all popular brands will support the P2P cryptocurrency exchanges software.

Conclusion :

To process a transaction that only has to be more secure and to avoid all types of intermediaries, Peer-2-Peer crypto exchanges are the best choice. The need for the Peer-2-Peer transaction will be very high and the Peer-2-Peer cryptocurrency exchange will have huge success as a business in the crypto space.

[reportscammedfunds]

Recover Stolen Crypto

Cryptocurrency has revolutionized the way we transact, offering decentralized and secure solutions for the modern economy. But with these benefits come risks, including the possibility of theft. Crypto theft can be devastating, leaving victims feeling powerless due to the anonymity of blockchain transactions. However, while challenging, recovering stolen crypto isn’t impossible. This guide will walk you through the steps to maximize your chances of retrieving lost funds and fortify your crypto security. Recover stolen crypto

Understanding How Crypto Theft Happens

Phishing Attacks

Phishing involves tricking users into revealing sensitive information such as private keys or wallet passwords. Scammers often impersonate legitimate platforms via fake websites or emails designed to look authentic. Once you input your details, they gain access to your wallet.

Hacking of Wallets and Exchanges

Crypto wallets and exchanges are prime targets for hackers. Weak security protocols, vulnerabilities in the platform, or user negligence can lead to unauthorized access and fund transfers.

Social Engineering Scams

These scams prey on human psychology. For instance, scammers may pose as trusted individuals or companies, convincing victims to transfer funds or disclose sensitive information.

Malware and Keyloggers

Cybercriminals use malware or keyloggers to monitor user activity. When you type your wallet credentials, the software captures and transmits the data to the attacker.

Immediate Steps to Take After Crypto Theft

Stay Calm and Act Quickly

Panic can lead to poor decisions. Assess the situation logically and act swiftly to prevent further losses.

Identify the Theft Details

Review your transaction history to determine when and how the theft occurred. Note the wallet addresses involved, the amount stolen, and the transaction ID.

Secure Remaining Funds

Transfer your remaining funds to a secure wallet. Hardware wallets or cold storage solutions are preferable as they are offline and immune to hacking.

Contacting Relevant Authorities

Reporting to Local Law Enforcement

File a report with your local authorities. While they may lack blockchain expertise, having an official record can support further recovery efforts.

Involving Cybercrime Units

Specialized cybercrime divisions can investigate the theft and collaborate with international organizations if needed.

Engaging Regulators Like SEC

In cases involving fraudulent investments, report the incident to regulatory bodies like the SEC or FCA to initiate investigations.

Notifying Crypto Platforms and Wallet Providers

How Exchanges Can Assist

Notify the exchange where the stolen funds were transacted. They may freeze suspicious accounts or provide information to investigators.

The Role of Wallet Providers

Wallet providers might help in identifying security vulnerabilities or advising on recovery steps.

Sharing Transaction Details

Provide all relevant details, including the transaction hash, wallet addresses, and any communication with the scammer.

Utilizing Blockchain Analysis Tools

How Blockchain Transparency Aids Recovery

Blockchain’s immutable ledger allows you to trace fund movements. With the right tools, you can monitor the thief’s wallet and subsequent transfers.

Popular Blockchain Analysis Tools

Platforms like Chainalysis, CipherTrace, and Elliptic specialize in tracking stolen cryptocurrency and identifying patterns.

Tracking Stolen Funds

Collaborate with professionals who use these tools to increase your chances of recovering the funds.

Hiring a Cryptocurrency Recovery Expert

Benefits of Professional Help

Experts have the technical knowledge and resources to trace transactions, liaise with platforms, and initiate recovery processes.

Vetting Recovery Agencies for Legitimacy

Ensure the agency has a proven track record. Beware of additional scams that exploit victims seeking help.

Avoiding Additional Scams

Never pay upfront fees without verifying the agency’s legitimacy. Genuine recovery services operate transparently.

Using Social Media and Community Networks

Engaging the Crypto Community

Post about your stolen crypto on forums, Reddit, or Twitter. The community often shares valuable insights or connects you with experts.

Raising Awareness About Stolen Funds

Highlighting the theft publicly can deter thieves from cashing out and put pressure on platforms to assist.

Success Stories

Many individuals have successfully recovered their stolen crypto by rallying community support and leveraging online networks.

Legal Options for Recovering Stolen Crypto

Filing Lawsuits

If you have enough evidence to identify the thief, you may file a lawsuit. Courts can issue orders to freeze assets or compel exchanges to provide information about suspicious accounts.

International Legal Frameworks

Cryptocurrency theft often crosses borders, making it necessary to engage international legal frameworks like the Hague Convention. Collaborating with global enforcement agencies can enhance recovery efforts.

Challenges with Jurisdiction

Jurisdictional issues complicate legal proceedings. Many crypto criminals operate in countries with lax regulations, making prosecution and recovery harder.

Preventative Measures to Protect Cryptocurrency

Using Hardware Wallets

Hardware wallets store private keys offline, making them virtually immune to hacking. They are the gold standard for crypto security and should be your primary storage method for large holdings.

Enabling Two-Factor Authentication (2FA)

2FA adds an additional layer of security to your crypto accounts by requiring a second verification step. Always enable it, preferably using an authenticator app rather than SMS.

Avoiding Suspicious Links and Emails

Phishing scams often start with an innocent-looking link or email. Be cautious and double-check URLs before entering sensitive information. Bookmark trusted platforms to avoid accidental clicks on fake sites.

Educating Yourself on Crypto Scams

Recognizing Common Scam Patterns

From Ponzi schemes to fake giveaways, crypto scams come in many forms. Stay informed about the latest trends and tactics used by scammers.

Staying Updated with News and Security Tips

Follow trusted crypto news outlets and cybersecurity blogs. Awareness is your best defense against evolving threats in the crypto space.

Building a Secure Crypto Environment

Regular Wallet Audits

Periodically review your wallet and transaction history to identify unauthorized activity early. This practice can prevent small breaches from escalating into significant losses.

Diversifying Storage Solutions

Spread your funds across multiple wallets. Use a combination of hardware wallets, paper wallets, and software wallets for added security.

Investing in Cybersecurity Tools

Firewalls, antivirus software, and VPNs can protect you from malware and other digital threats. These tools are essential for safe crypto trading and storage.

Understanding the Limits of Recovery

Why Crypto Recovery Isn’t Guaranteed

The decentralized and pseudonymous nature of blockchain technology makes fund recovery difficult. Once funds are transferred to a thief’s wallet, reversing the transaction is nearly impossible without their cooperation.

Managing Expectations

While recovery efforts are worth pursuing, it’s essential to prepare for the possibility that your funds may not be recovered. Focus on improving your security to prevent future losses.

The Role of Decentralized Finance (DeFi) in Crypto Security

How DeFi Protocols Enhance Transparency

DeFi platforms operate on smart contracts, which are transparent and immutable. This openness can help in tracking fraudulent activity and ensuring secure transactions.

Risks Associated with DeFi Platforms

Despite their benefits, DeFi platforms are not immune to vulnerabilities. Exploits in smart contracts and lack of insurance can lead to significant losses.

Recovering stolen cryptocurrency is no easy feat, but it’s not entirely hopeless either. By taking immediate action, leveraging blockchain tools, and engaging with experts, you can increase your chances of recovering your funds. Most importantly, prioritize prevention by adopting stringent security measures. Remember, in the world of cryptocurrency, staying one step ahead of scammers is your best protection.

Contact Info: Email: - [email protected]

[blockchainxtech]

Top 6 Cryptocurrency Exchange Clone Scripts you should know in 2025

In thi Article about Top 6 Cryptocurrency Exchange Clone Scripts you should know in 2025, Read it out.

What is Cryptocurrency Exchange

To purchase, sell, or trade cryptocurrencies like Bitcoin, Ethereum, and Litecoin, you go to an online marketplace called a cryptocurrency exchange. Cryptocurrency exchanges work much like stock exchanges, except instead of issuing or trading stocks, you trade digital currencies.

In simple terms, it’s where Buyers and sellers meet to exchange cryptocurrencies. You can buy cryptocurrency with ordinary money (such as dollars or euros) or swap one cryptocurrency for another. Some exchanges allow you to store your crypto in secure wallets held on the platform.

There are two main types:

Centralized exchanges (CEX)

Decentralized exchanges (DEX)

What is Cryptocurrency Exchange Clone Script

The Cryptocurrency Exchange Clone Script is a ready-made program that simulates the technical features and functionality of popular cryptocurrency exchanges such as Binance, Coinbase, Kraken, or Bitfinex. Compared to developing from scratch, the clone scripts significantly ease and shorten the time required to set up a cryptocurrency exchange network for an aspiring entrepreneur and firms.

These sort of scripts are somewhat equipped with all the basic features to run a cryptocurrency exchange, like user account management, wallet integration, order book, trading engine, liquidity management, and options for secure payment gateways. The whole idea of a clone script is to give you something out-of-the-box that can be customized, thus allowing you to skip the whole painful development process but still be able to modify the script to suit your needs.

Top 6 Cryptocurrency Exchange Clone Scripts

There are many clone scripts for cryptocurrency exchange development, but here are the top 6 of the cryptocurrency exchange clone script.

Binance clone script

Coinbase Clone Script

Kucoin Clone Script

Paxful Clone Script

WazirX clone script

FTX Clone Script

Binance clone script

A Binance clone script is a Pre-made software that is almost ready for use to create your own cryptocurrency exchange platform, along the way simulating Binance, one of the largest and most popular exchanges in the world. This “clone” is a reapplication of some of the features and functionality of Binance, but it can allow for some level of customization depending upon your particular brand and need.

Key Features:

User Registration and Login

Multi-Currency Support

Trading Engine

Multi-Layer Security

Admin Dashboard

Wallet Integration

KYC/AML Compliance

Liquidity Management

Mobile Compatibility

Referral and Affiliate Program

Trading Fees and Commission Management

Live Market Charts and Trading Tools

Coinbase clone script:

The Coinbase clone script is a ready-made solution that allows you to set up a cryptocurrency exchange platform exhibiting features and functionalities similar to the world’s most popular and user-friendly crypto exchange, Coinbase. These scripts are bundled with all the necessary features to run an exchange while still offering ample customization to cater to your branding and business requirements.

Key Features:

User Registration and Account Management

Fiat and Crypto Support

Secure Wallet Integration

Quick Buy/Sell Functionality

Multiple Payment Methods

P2P Trading

Admin Dashboard

Launchpad Functionality

Staking Feature

KYC/AML Compliance

API Integration

Kucoin Clone Script

A KuCoin clone script is a ready-made software solution replicating all functional attributes and operational features of the KuCoin, which can also be customized according to your brand name and business requirement specifications. Fast and feasible for launching your crypto exchange, the idea is to save yourself from the headaches of developing everything from scratch.

Key Features:

Spot trading

Margin trading

Future trading

Crypto derivatives

Advanced security transactions

Escrow protection

User registration

Wallet integration

Advanced analytics

Currency converter

Paxful clone script

A Paxful clone script is a ready-Made platform for opening a peer-to-peer cryptocurrency exchange for users to trade Bitcoin and other cryptocurrencies directly among themselves without any intermediaries. The script replicates the core features of Paxful operated using its server; you can customize it to your brand and business needs.

Key Features:

Secured Escrow Service

Multi Payment Processing

BUY/SELL Ad posting

Real-Time Data

Referrals & Gift Card options

Multi Language Support

Online/Offline Trading

Cold/Offline Wallet Support

FTX Clone Script

An FTX clone script is a ready-made software solution that will allow you to set up your own cryptocurrency exchange like FTX, which was formerly one of the largest crypto exchanges globally before going under in 2022. This script mimics the core features of FTX, such as spot trading, derivatives, margin trading, token offering, etc., so that you can fast-track the launch and operations of your own exchange with customizable branding and features.

Key Features:

Derivatives Trading

Leveraged Tokens

Spot Trading

User-Friendly Interface

KYC/AML Compliance

Staking Functionality

WazirX clone script

A WazirX Clone Script is a pre-made software solution for the creation of your cryptocurrency exchange platform akin to WazirX, one of the top cryptocurrency exchanges in India. The clone script replicating the essential elements, functionality, and WazirX’s user experience enables you to swiftly put together a fully fledged cryptocurrency exchange that would accept a number of digital assets and trading features.

Key Features:

Escrow protection

KYC approval

Trading bots

User-friendly interface

Stunning User Dashboard

SMS Integration

Multiple Payment Methods

Multiple Language Support

Benefits of Using Cryptocurrency Exchange Clone Scripts

The use of a cryptocurrency exchange cloning script entails great advantages, particularly if one is keen on starting an exchange without having to do the full development from scratch. Below, I have listed the primary advantages of using cryptocurrency exchange cloning scripts:

Cost-Effective

Quick and Profitable Launch

Proven Model

Customizable Features

Scalability

Multi-Currency and Multi-Language Support

Low Development Cost

Continuous Support and Updates

Why Choose BlockchainX for Cryptocurrency Exchange clone script

In the opinion of an entrepreneur set to develop a secure, scalable, and feature-loaded cryptocurrency exchange clone script, BlockchainX is the best bet. Since BlockchainX provides a full-fledged solution that replicates the features of flagship cryptocurrency exchanges such as Binance, Coinbase, and WazirX, the entrepreneur gets all the additional features required practically out of the box. With the addition of certain basic offerings such as spot trading, margin trading, and peer-to-peer (P2P) capabilities along with more advanced ones like liquidity management and derivatives trading, BlockchainX provides a holistic set of solutions to carve out an exchange rightly fitted for newbies and pros alike.

Conclusion:

In conclusion, the Top 6 Cryptocurrency Exchange Clone Scripts in 2025 are high-powered and feature-rich solutions which any enterprising spirit would find indispensable if they were to enter the crypto market very quickly and efficiently. Whether it be a Binance clone, Coinbase clone, or WazirX clone-these scripts offer dynamic functionalities that enhance trading engines, wallets, KYC/AML compliance, and various security attributes.

Choosing the right clone script, such as those provided by BlockchainX or other reputable providers, will give you a strong foundation for success in the dynamic world of cryptocurrency exchanges.

[evasblog1]

Navigating the Maze of Crypto Scams: Effective Strategies for Prevention and Recovery

Introduction: The Rising Threat of Cryptocurrency Scams

As cryptocurrencies gain widespread acceptance, the lure of quick profits has not only attracted investors but also cybercriminals, leading to a surge in crypto-related scams. Protecting your digital assets against these threats requires a proactive approach, encompassing awareness, prevention, and recovery strategies.

Understanding Crypto Scams: The Basics

Identifying Common Types of Cryptocurrency Scams

Cryptocurrency scams can take various forms, each designed to part unsuspecting victims from their digital assets. Some prevalent types include:

Investment Scams: These scams promise extraordinary returns through crypto investments and are often structured like traditional Ponzi schemes.

Exchange Scams: Victims are tricked into using fake cryptocurrency exchanges, which may disappear overnight.

Wallet Scams: Scammers create fake wallets to steal user credentials and drain their holdings.

ICO Scams: Initial Coin Offerings (ICO) that are fraudulent, where the crypto token is either non-existent or the ICO itself is based on false promises.

Red Flags and Warning Signs

The key to avoiding cryptocurrency scams is recognizing warning signs, such as:

Promises of guaranteed high returns with little risk.

Anonymous teams or unverifiable developer identities.

Pressure to invest quickly or offers that seem too good to be true.

Techniques for Investigating Crypto Scams

Unraveling crypto scams requires a blend of technical expertise and investigative rigor. Effective techniques include:

Blockchain Analysis: Tools and software are used to analyze transactions and track the flow of stolen funds across the blockchain.

IP Address Tracking: Identifying the IP addresses associated with fraudulent activities can help pinpoint the scammer’s location.

Collaboration with Regulatory Bodies: Working with cryptocurrency exchanges and regulatory authorities can help in freezing fraudulent accounts.

Strategies for Recovering Lost Cryptocurrencies

Losing cryptocurrency to a scam can be devastating, but there are ways to attempt recovery:

Act Quickly: Immediate action can increase the chances of recovering stolen assets.

Crypto Recovery Services: Specialized services can assist in tracing lost or stolen cryptocurrencies and negotiating their return.

Legal Recourse: In some cases, legal intervention might be required to recover large sums.

Preventative Measures to Secure Your Assets

Implementing robust security measures is crucial in safeguarding your cryptocurrencies:

Utilize two-factor authentication (2FA) for all transactions.

Store large amounts of cryptocurrency in cold storage solutions.

Educate yourself continually about new types of scams in the crypto space.

Conclusion: Staying One Step Ahead of Crypto Scammers

As the crypto market continues to evolve, so too do the tactics of scammers. Staying informed, vigilant, and proactive is your best defense against these digital threats. For victims of crypto fraud, recovery may be challenging but not impossible, with the right guidance and support. For comprehensive support in crypto fraud investigation and recovery, visit www.einvestigators.net, your trusted partner in protecting and recovering your digital wealth.

[comp6841]

Cryptocurrencies (3/3)

What sort of security issues do we have?

Due to the distributed nature of cryptocurrencies, we have to consider the security in a number of different areas and from a couple of different angles. In terms of looking at historical flaws and their relative impacts, I would classify them under 3 main categories:

Blockchain itself - vulnerabilities relating specifically to the implementation of the blockchain (so in the nodes, mining, etc)

51% attacks (i.e. ETC 2019)

DDoS

Doublespend (i.e. The Finney attack)

Exchanges and wallets

Phishing

Bad hashes (i.e. IOTA)

Software bugs in cryptocurrency wallets

Software bugs in cryptocurrency exchanges

Client malware (i.e. changing address in clipboard)

Smart contracts - complexity of smart contract languages leading to bugs or poorly designed contracts (i.e. TheDAO)

As per the seminar, I will summarise a specific example of each of these categories.

Blockchain - 51% Attack 

How does it work?

If you read my (1/3) article on cryptocurrencies, you will understand the process of mining in PoW and how multiple chains can form. Essentially, what we have happening in this attack is we have a miner (corrupted) with a large portion of the hash power deciding not to broadcast the block to the network when he as found a valid hash for the block. He will then continue to mine on his own chain in stealth; the original chain will continue to be built by other miners.

The corrupted miner will then spend all the bitcoin that he owns on the public chain, however he will choose NOT to do the same on his own secret chain. He will then continue to mine blocks on his own chain; however since he has majority hash power he will be producing blocks at a greater rate than the main chain. After a while he will choose to broadcast his chain to the rest of the Bitcoin network - the democratic governance process of the network enforces that the ‘longest chain’ is the correct one and the protocol will force the nodes to switch to the corrupted miner’s chain. This miner is then able to spend his bitcoins (that he spent earlier) all over again - this is why it is also referred to as a double-spend attack.

What security mechanisms are in place against it?

The main thing defending against a 51% attack is the sheer amount of resources required to perform it - on larger networks such as Bitcoin you need approximately $12.5 billion dollars worth of hardware which will cost you $8.6 million dollars per day to run in order to perform this attack. (from this site) This makes the risk associated with the costs in electricity, hardware and government prosecution not worth the reward of the attack.

Exchanges - Mt Gox

What happened in the first hack in 2011?

The computer of Mt Gox’s auditor was compromised which they then used to access the exchange and artificially modify the traded value of bitcoin down to 1 cent (i.e. by selling all the bitcoin from all the accounts). They could then buy a heap of these bitcoins at this low price (around 2000 BTC they got), and could transfer them from the exchange. As a result of the hack, Mt Gox resorted to utilising cold storage for the majority of their bitcoin - this means you cannot access a large proportion of the funds through the web server or any other computer.

The method in which this account was compromised is still somewhat debated - however it is suspected that the auditor account was compromised through an SQL injection on the Mt. Gox website which allowed the attacker to gain read-only access to the user database. The passwords were hashed with MD5 (retrospectively, we know is definitely poor) and accounts which hadn’t logged in prior to the chance in ownership of the exchange (by Tibanne Co. Ltd in March 2011) had unsalted password hashes used. You can read the Mt. Gox press release at the time on BitcoinTalk here.

How did the big second hack in 2014 occur?

In a short period of time in 2013, Mt Gox had become the largest bitcoin exchange in the world and was struggling to cope with the expansion. They had expended significant resources towards dealing with the lawsuits from former business partners (Coinlab) and investigations by the US Department of Homeland Security. We now also know from employee accounts that the security procedures were poor, the website source code was poor quality and a number of other operational issues existed.

This all led to the events which unfolded in February 2014, as follows (according to CoinTelegraph article):

7th - withdrawals frozen due to an “apparent bug” in the Bitcoin network relating to modification of transactions

17th - press release regarding a solution they had found to solve this “bug” which would be applied shortly

23rd - the CEO of Mt. Gox, Mark Karpeles, resigned from the Bitcoin Foundation and disappeared from Twitter

24th - trading was suspended and an internal document leaked claiming they were insolvent; missing 744,408 bitcoins (it was a crisis strategy draft)

28th - Mt. Gox filed for bankruptcy protection in Tokyo and in the US on March 9th

They haven’t been particularly transparent regarding the cause of the second hack, however some information has been pieced together. It is believed that Mt. Gox’s hot wallet private keys were stolen from a wallet.dat file near the end of 2011. Throughout 2012 and 2013, the hacker emptied the wallets associated with the private keys, however Mt. Gox’s systems interpreted this is deposits for some reason. Towards the end of 2013, the hacker had stolen over 600,000 BTC; a large proportion of this ended up on BTC-E. This exchange was essentially responsible for laundering half the funds associated from the hack; it was taken down in 2017 by the US Justice Department.

Smart Contracts

What is a smart contract?

A contract is an agreement between two parties which will be binding in some point in the future. The difference in the case of smart contracts with blockchain is that it makes the execution of the contract trustless - we don’t need a third party. Some restrictions are imposed when we make them decentralised; they need to be unable to access data outside the program (to prevent malicious activity) and they need to be deterministic (so nodes in the network can still verify blocks).

Why are these contracts so prone to errors?

The majority of smart contracts we know today are built upon the Ethereum blockchain; it uses a Turing-complete smart contract language known as Solidity. This differs from traditional contracts in the sense you are to solve any reasonable computational problem. It also comes at the cost of increasing complexity; there is an increasing number of ways the flow of the contract can occur and thus they are very difficult to get right. We already know that writing ‘secure’ code is hard, but when you have money directly on the line it becomes even more important.

What was the DAO?

The DAO (Decentralised Autonomous Organisation) was an organisation built on top of Ethereum which ran completely through smart contracts on the platforms. In the token offering, users were able to send ETH to a particular address and receive DAO tokens in return. Anyone was able to make a pitch to the community, and people could vote with their DAO tokens whether to make an investment. If a project was successful as a result of the DAO, it would then return profits to the investors.

How was the smart contract code in the DAO exploited?

One of the developers announced on the 12th of June that they had discovered a recursive bug call in the DAO contract, however emphasised that no funds were at risk. An attacker managed to find a way on the 18th of June to abuse this recursive bug call to continuously send funds to a child DAO under their control. The process was as follows (source):

(1) Propose a split and wait for the voting period to expire

(2) Call splitDAO()

(3) Let createTokenProxy() send your new DAO its share of tokens

(4) Ensure the DAO calls withdrawRewardFor() before updating your balance and after doing (3)

(5) Call splitDAO() again with the same parameters while (4) is occurring

(6) DAO will repeat steps (3) and (4) to give you the child tokens again

(7) Go back to (5) as many times as you like

So in summary, the problem all stems from the fact that you get your reward in the child DAO before subtracting from the original balance. The stack was actually limited to 128 on Ethereum at the time, so he wasn’t able to continue these calls forever. The attacker managed to get around this by using the handy transfer() function, so he could quickly move the funds out to another account he controlled. Then he could move it back into the original account and repeat the process.

What happened after the hack?

The attacker managed to steal ETH worth up to 250 million USD; they actually stopped after draining around 1/3 of the DAO’s funds. It started a big debate among members of the Ethereum community as to how they could respond to this attack. One side fought for the immutability (’code is law’) of the blockchain and argued that we shouldn’t fork to take away the funds from the attacker. The other side wanted to fork the chain to return all the funds. The miners were divided on the proposals (a contentious hard fork) so we ended with two chains - Ethereum Classic (ETC) and Ethereum (ETH).

[thwglobalcoin-blog]

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Keeping Track Of Your Cryptocurrency Portfolio; Best Apps of 2018

Whether you are a day trader, swing trader, or just a HODLer of cryptocurrency it can be a nightmare trying to keep track of all your investments. Let me repeat that... complete... damn... nightmare! I am mostly a long term holder of cryptocurrency, with a few swing trades thrown in there for good measure, so even with my very small amount of trades it can be hard to keep track of my profits and losses from my coins. That is why having a good cryptocurrency portfolio management app is crucial for knowing how well your investments are doing and what their real value is. I put together this list of the top cryptocurrency portfolio management and tracking sites of 2018 so you don't have to dig through all the options! I Still Suck At Managing My Portfolio There are a ton of great platforms out there to track your cryptocurrency portfolio and I have tried some of the top options below. Despite all of these being very solid, I STILL suck at keeping track of my investments and it is all MY fault.  Yep, you read that right. Even with this great offering of software I still have trouble managing my portfolio and visualizing my profit/loss and it is all because I get lazy... I make trades or purchases of ICO's and then just forget or don't bother entering them into these amazing apps. This is my personal warning to myself really... "The 'Stache NEEDS TO STOP BEING SO LAZY!" Regardless of my own shortcomings I still think these are the cream of the crop for tracking your portfolio. Without further adieu (and in no particular order), the top crypto management tools! Altpocket.io

In my eyes, Altpocket.io is one of the cleanest and well designed portfolio tracking sites out there. I probably use this site the most out of all the trackers because I LOVE the design and layout (reminds me a lot of Exodus, another of my favorites!). Adding coins is super easy and you can even do importing from 2 popular exchanges, Bittrex & Poloniex. Unlike some other sites, you can kind of "post" to the community and there some social features like badges you can earn.

The site is free to sign up and right now they do not have a paid element, but they do state that eventually that will be the case. One of the more unique features I like is they allow you to add a "mining/free" entry which is very helpful in those special use cases that come up often. I would highly recommend Altpocket.io as my personal go-to online resource for portfolio management.  CoinTracking.info

A favorite among traders, CoinTracking.info is by far the most advanced platform with a very robust set of features that you just don't find on most of the other sites and apps. You can import from tons of exchanges through .CSV as well as API and they even let you import from popular wallets like Exodus, Electrum, and Blockchain.info. The interface is very clean, but is also very busy because of all the great features they pack in.  You can generate a ton of reports and they even have a Tax-Report tab that can help you visualize that based on your coins. As I start to trade more I find myself coming back to CoinTracking more and more for their unparalleled features. The site has a free plan, but also offers 2 paid levels that unlock even more features like automatic API and advanced Tax-Report. If you are looking for the complete package, CoinTracking.info is it.  CryptoCompare.com

CryptoCompare.com is one of my favorites out of the many options out there. They have a great interface that is really easy to understand, add your coins, and then visualize. CryptoCompare has a lot of other features on it's site as well, so it is not strictly a portfolio manager. In comparison to other offerings the CC portfolio is VERY simple. It does not allow you to do imports from popular exchanges, which can be a major downside for traders. The features are somewhat limited as well, but I think that is a good thing for someone just starting out in crypto. The service is free to signup, but they will have a paid version that unlocks more features once it is out of Beta. Since I don't trade a lot, I like to keep it simple and CC lets me do just that.    Blockfolio App

What portfolio management review article would be complete if they didn't include Blockfolio? This is the most popular mobile app out there for tracking your portfolio. The interface is straight forward and pretty easy to use. Not a ton of bells and whistles, but it makes it really easy to visualize your portfolio from you phone. The app is available for both Android and Apple.  I don't use this app that much as I tend to be in front of my desktop most days, but I know many many people that crack out on their Blockfolio app checking it every few minutes. Don't get addicted! Honorable Mentions

Totle.com - This is a new platform that is in development right now that I am very keen on. It combines portfolio management with trading. Basically you setup your portfolio and can dynamically allocate where the funds you deposited should go without having to maintain multiple wallets or exchange accounts. The Totle platform will do it all for you in the background! This is still in development, but I think it has promise as a next-gen platform for complete portfolio management. 

CoinTrackr.com - It doesn't get simpler then CoinTrackr.com! You don't even need to create an account, and it is as simple as it gets. Not much here, but still a very "easy-on-the-eyes" quick solution for visualizing your portfolio. I included it in this list because I just really love the clean design.  TL;DR To sum it up. If you want to go simple check out Altcoin.io and CryptoCompare. If you need more advanced features, CoinTracking is the way to go. Only got your phone? Check out Blockfolio for one of the better mobile solutions. No matter what site you choose to manage your portfolio, don't be like The 'Stache on this one and give into pure laziness!  I Need Dynamic 'Stache-folio Management!

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