Back to Blog

Web3 Security

4 articles on this topic.

Web3 Security12 August 2026

Fake Flare Network Staking Site Drains $8.5M in XRP, Two Arrested

A cloned staking site, a fabricated Wikipedia entry, and a paid actor were enough to convince 71 investors to hand over 3.4 million XRP — a reminder that brand impersonation, not smart-contract exploits, remains crypto's most reliable attack surface.

web3-securitycrypto-scamsbrand-impersonation
4 min readRead
Web3 & Exchange Security10 August 2026

Coinsbuy's $8M Cross-Chain Drain: When Wallets Refill, the Keys Weren't the Problem

An attacker emptied eleven Coinsbuy wallets across Tron and Ethereum in under an hour, then laundered the proceeds through an instant-swap service before the exchange quietly topped the wallets back up — a strong signal the breach sat in withdrawal logic, not key custody.

web3-securityexchange-securitycross-chain
4 min readRead
Hardware Wallet Security2 August 2026

Coldcard's 2021 Firmware Bug Drains $89M in Bitcoin — A Five-Year Blind Spot

A silent 2021 configuration error swapped Coldcard's hardware RNG for a predictable software fallback, and five years later attackers used it to drain more than $89 million in Bitcoin.

bitcoinhardware-walletsrng
4 min readRead
Web3 Security29 June 2026

Taiko Bridge Drained $1.7M After SGX Signing Key Exposed on GitHub

An attacker leveraged a publicly committed SGX enclave key to forge withdrawal proofs on Taiko's Ethereum L2 bridge, draining $1.7 million before block production was halted on 22 June 2026.

bridge-exploitethereum-l2sgx
4 min readRead