Crypto
Outdated Rain card contract exploit drains $1.1M and knocks AVICI down 49%
Avici says $500,800 was taken from 1,685 users’ card-funding balances, with refunds promised but no timeline given.
Wallet Security
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Start hereHow to secure your crypto wallet with a recovery-first setup
Crypto wallet security is mostly seed-phrase security, and the right backup design prevents both theft and lockouts.
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Hardware wallet best practices: a threat-model checklist for backups and recovery
Most losses come from seed phrase exposure or backup failure, so the best setup is the one you can recover under stress.
How to back up a seed phrase without leaking it
A solid seed phrase backup stays offline, survives fire and water, and is stored to resist quick copying by anyone who gets a glance.
How to set up cold storage: a desk-style SOP for keys, backups, signing, recovery
A safe cold storage setup keeps private keys offline, verifies every send on-device, and proves recovery works before moving meaningful size.
Latest Wallet Security News
AI
Warning flags alleged supply-chain tampering of Coldcard hardware wallets before delivery
The alert describes an ongoing threat but provides no named researchers, scope, or confirmed losses.
Crypto
Galaxy estimates 1,367 BTC Coldcard drain as sub-1 BTC transfers hit 39,600 BTC
The reported third-wave losses span 4,585 addresses, while Senate odds for a Clarity Act vote fade with five days left.
Crypto
Injective SDK npm package backdoor targeted private keys and seed phrases
@Injectivelabs/sdk-ts v1.20.21 was downloaded 310 times before removal, and researchers urged key rotation for any exposed wallets.
