Wallet Security
12 stories
Coldcard Wallet Exploit Triggers $130M Bitcoin Theft, ETF Inflows Surge
A vulnerability in Coinkite's Coldcard hardware wallet has led to $130 million in stolen Bitcoin, raising new questions about self-custody security as spot Bitcoin ETFs attract $382 million in inflows over two days
Crypto Security in 2026: How to Protect Your Digital Assets
Crypto theft in 2026 is driven by phishing, weak passwords, and compromised devices-not blockchain flaws. Learn how layered security, hardware wallets, and vigilant habits can reduce the risk of losing your cryptocurrency.
How Exodus Wallet Puts Crypto Users in Control of Their Keys
Exodus Wallet offers self-custody for over 275 cryptocurrencies, supporting staking, swaps, and NFT management across desktop and mobile. Users retain full control of their private keys and recovery phrases, with no access for Exodus itself.
AI Threatens Bitcoin Custody Security Before Quantum Computing Arrives
AI is accelerating the discovery of vulnerabilities in Bitcoin custody systems, raising new risks for cold storage and hardware wallets even as Bitcoin's core cryptography remains unbroken
Researchers Find Over 4,200 Malicious Smart Contracts Draining Crypto
A new study links thousands of deceptive smart contracts to millions in crypto losses, exposing how wallet simulations can mislead users and reroute funds to attackers across major blockchains
Coldcard Firmware Bug Drains $89M From Bitcoin Wallets
A March 2021 Coldcard firmware flaw let attackers steal about 1,367 BTC worth roughly $89 million from thousands of addresses. Researchers say vulnerable wallets remain at risk and urge immediate fund moves
Ctrl Wallet Users Face Asset Loss Risk as App Shuts Down August 3
Ctrl Wallet will disable all crypto transactions and dApp access on August 3, 2026, leaving only recovery-phrase export. Users must act before the deadline to avoid losing access to their blockchain assets.
Seed Phrase Backups Create Major Self-Custody Security Gaps
Lost or exposed recovery phrases still wipe out self-custody holdings more often than chain exploits. Here is how paper, single-site, and digital backups fail-and what UKey Seed Ring claims to change
UKey Seed Ring Offers Wearable Backup for Crypto Seed Phrases
UKey's Seed Ring stores wallet recovery indexes in a battery-free NFC ceramic ring, separating seed backup from transaction signing for self-custody users who want less fragile paper notes
Coldcard Hardware Wallet Flaw Exposes Bitcoin to Remote Key Theft
A vulnerability in Coldcard hardware wallets could let attackers remotely reconstruct private keys from seeds generated on certain firmware, putting user funds at risk and requiring urgent action.
Critical x402 Payment Flaws Expose Crypto Merchants to Theft Risk
A new security study has uncovered 31 vulnerabilities in x402 crypto payment facilitators, affecting nearly all observed transactions and putting merchants at risk of asset theft, free shopping, and increased operational costs.
Samsung Wallet to Add Stablecoin Support, Raising Key User Questions
Samsung's 2026 roadmap includes native stablecoin support for Wallet, but the company has not confirmed which tokens, networks, or markets will be involved, leaving major questions about custody, eligibility, and user experience unanswered