EntryCrypto

Security

Plain guides for keeping crypto safe: lock down exchange accounts, spot phishing, store seed phrases, revoke token approvals, and learn from the biggest hacks.

Guides

  1. How to secure your crypto exchange account in 2026

    A step-by-step hardening guide for Binance, OKX, Coinbase and any other exchange: 2FA, anti-phishing codes, withdrawal whitelists, API keys and session hygiene. 8 min.

  2. How to spot a crypto phishing site or fake support agent

    Fake exchange logins, poisoned search ads, Discord 'support' and wallet-drainer sites: the tells, the tricks and the habits that make you immune. 7 min.

  3. Seed phrase security and hardware wallets: the complete guide

    How seed phrases work, where to store them, which hardware wallet to buy, how to use a passphrase, and how to test your recovery before you need it. 10 min.

  4. Token approvals explained: how to review and revoke them

    What ERC-20 approvals, setApprovalForAll and Permit signatures do, why unlimited approvals are dangerous, and how to revoke them on Ethereum, L2s, BNB Chain and Solana. 6 min.

  5. How to evaluate whether a crypto exchange is safe

    A due-diligence framework: proof of reserves, licensing, insurance funds, hack history, withdrawal reliability and the red flags that preceded FTX, Mt. Gox and DMM Bitcoin. 9 min.

  6. Airdrop scams, wallet drainers and pig-butchering: how they work and how to avoid them

    The playbook behind fake airdrops, drainer kits, romance and 'investment' scams, fake job offers and address poisoning, with the specific defence for each. 8 min.

  7. What happens to your funds when a crypto exchange is hacked

    What follows an exchange breach: withdrawal freeze, the protection-fund question, phased reopening, the incident report, and what to do in the first 24 hours, with Bitget, Bybit and FTX as cases. 9 min.

  8. How stolen crypto is laundered, and why it matters to you

    Peel chains, destination tags, THORChain and round-lot parking: how the Bitget and Bybit proceeds were moved, what can be frozen, and why it matters to ordinary holders. 10 min.

  9. Security checklist

    20 checks for exchange accounts, wallets, phishing and devices. Progress saved in your browser.

Major incidents

  1. Bitget · 2026-09 · $388M

    Signing machines must independently verify what they sign, and detection must be able to halt the signing pipeline: Bitget shut down signing three hours after detection.

  2. Bybit · 2025-02 · $1.5B

    Even cold multisigs fail if signers cannot independently verify what they sign. Use hardware wallets that decode transaction data on-device.

  3. WazirX · 2024-07 · $235M

    Blind signing is the root cause of most large custody losses. Verify contract upgrades on-device.

  4. DMM Bitcoin · 2024-05 · $305M

    Deposit protection varies by country. Check what happens to your funds if the exchange fails.

  5. Poloniex and HTX · 2023-11 · $150M

    Hot-wallet key management is a recurring weak point. Keep long-term holdings off exchanges.

Full timeline (17 incidents) →

Security news

  1. Sigma Prime Releases High-Priority Lighthouse Security Update

    The Defiant · · Security

  2. Fireworks Says Breach Exposed Billing Data, Datasets and Incomplete Model Weights

    The Defiant · · Security

  3. North Korean hackers create memecoins to launder funds from Binance hack: Elliptic

    Cointelegraph · · Security · Exchanges

  4. Attackers Exploit Alpine SSH Password-Bypass Flaw

    The Defiant · · Security

  5. Binance Hack Launderers Mint Elon Musk and Animal Meme Coins to Move Stolen Crypto

    Decrypt · · Security · Exchanges

  6. Mercado Bitcoin begins post-hack reopening without a timeline for withdrawals

    Cointelegraph · · Security · Exchanges

  7. North Korea launders Binance funds with Elon Musk memecoin, report

    Protos · · Security · Exchanges

  8. North Korea Is Minting Its Own Meme Coins to Launder Binance Hack Loot

    Bitcoin Magazine · · Security · Exchanges

  9. Nvidia Board Opens Huang Investigation as CEO Admits Infidelity

    The Defiant · · Security

  10. BlackRock: Security Fears Are Driving Bitcoin Whales Into IBIT

    Bitcoin Magazine · · Security · Bitcoin

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