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BigONE exchange loses $27 million in hot wallet hack
Hackers exploited a supply-chain flaw to drain $27 million from BigONE’s hot wallet, forcing the exchange to reimburse users fully while tracing stolen crypto across multiple blockchains. This breach highlights persistent risks in crypto exchanges despite security measures.
Source: BleepingComputer
Read more: CyberSecBrief
ANDROID CRYPTO LOSS: Ledger’s Urgent Warning on Physical Attack Risk Threatening Your Hot Wallets.
Read the full report on -
CyberDudeBivash offers real-time cybersecurity news, threat intelligence, zero-day vulnerabilities, malware reports, and security tools.
What Are Crypto Wallets? Hot Wallet vs Cold Wallet
What Is a Crypto Wallet?
A crypto wallet is not just a place to store coins.
It stores your private keys — the secret code that proves you own your crypto.
If you have the keys → you own the crypto. If you lose the keys → you lose the crypto.
A wallet keeps your keys safe and helps you:
receive crypto
send crypto
store crypto
track balance
Wallets can be online or offline.
What Is a Hot Wallet?
A hot wallet is connected to the internet.
Examples:
MetaMask
Trust Wallet
Coinbase Wallet
Binance Wallet
Exchange wallets
✔ Pros (Advantages)
Easy to use
Quick transactions
Free to install
Works on phone & browser
❌ Cons (Risks)
Can be hacked
Phishing links
Fake websites
Exchange can freeze withdrawals
Best for:
Daily trading
Small amounts
Beginners
Like carrying cash in your pocket — convenient but risky.
What Is a Cold Wallet?
A cold wallet is offline — no internet connection.
Examples:
Ledger
Trezor
Keystone
Paper wallet (rare)
✔ Pros (Advantages)
Very safe
Cannot be hacked online
You control the keys
❌ Cons (Risks)
Costs money
Can be lost physically
Not instant for trading
Best for:
Long-term holding
Large amounts
Safety first
Like keeping gold in a locker — secure and protected.
Which One Is Better?
Both are important.
Best strategy:
✔ Keep small amount in hot wallet for trading, DeFi, daily use.
✔ Keep large amount in cold wallet for long-term storage.
This is like:
Wallet in your pocket for daily spending
Safe locker at home for big savings
Common Mistakes to Avoid
🚫Never share your seed phrase 🚫 Don’t click unknown links 🚫 Beware of fake apps 🚫 Use official download sources 🚫 Enable 2FA and device lock
Your keys = your crypto.
If someone gets your keys → they get your money.
Final Thought
Crypto wallets give true ownership of money. No bank, no third party.
For safety: ➡️ Hot wallet for convenience ➡️ Cold wallet for security
And as the ecosystem grows, projects like BlackCroww Coin ($CROWW) are building wallet-friendly, user-focused solutions where investors can hold, stake, and manage assets across a secure environment. BlackCroww’s goal is simple:
Details below 👇👇👇
https://blackcroww.com
South Korea’s Upbit Reports $36 Million Loss in Solana Hot-Wallet Breach
In brief Upbit said irregular transfers on the Solana network drained about $36 million across multiple tokens, including BONK, JTO, SONIC, and USDC. The exchange moved remaining funds offline and is coordinating on-chain freezes with issuers after securing a portion of Solayer tokens. The CEO of Dunamu, Upbit’s parent, said the exchange will fully reimburse customers. South Korea’s largest…
🔐 Cold Wallet vs. Hot Wallet: Which is Right for Your Crypto? 💼
Are your cryptocurrency investments secure? 🤔 Learn the key differences between cold wallets and hot wallets, their pros and cons, and how to protect your digital assets from hacking and other threats.
💡 Whether you're a long-term holder or a daily trader, understanding your wallet options is essential.
👉 Discover the ultimate guide to crypto wallet security here:
Learn what is a cold wallet is and how it differs from a hot wallet. Discover the pros and cons of each type to better secure your cryptocur
Dijital varlıklar dünyasının anahtarı olan kripto cüzdanlar, kripto paralarınızı güvence altına alma ve yönetme gücüne sahiptir. Cüzdan türl
You feeling hot or cold today? #coldwallet #hotwallet #gruntcrypto #whatsinyourwallet (at Cape May County, New Jersey) https://www.instagram.com/p/COSleFTAoH-/?igshid=9fgm6irs1679
