Security
Bitcoin losses linked to Coldcard vulnerability grow to $70 million, Galaxy Research says
Galaxy said nearly 1,200 addresses were drained of more than 1,000 BTC worth roughly $70 million tied to a Coldcard vulnerability.
Security
Security
Coldcard issues Mk3 warning as experts examine $38M Bitcoin wallet drain
Coinkite urged Coldcard Mk3 users to migrate funds after identifying a potential seed-generation risk, as Bitcoin security experts separately examine an unexplained $38 million wallet drain.
Security
Ostium blames off-chain breach for $24 million exploit, rules out smart contract flaw
The team said trader collateral was unaffected and that it will release a recovery plan for liquidity providers.
Security
Crypto hacks hit record high in H1 2026 as losses top $1 billion, Blockaid says
Ethereum and Solana projects lost the most during the first half of 2026, at $332 million and $326 million, respectively.
Security
SparkKitty malware hidden in mobile apps scans photos for crypto wallet seed phrases
Check Point detailed SparkKitty, malware hidden in mobile apps that scans photos to steal cryptocurrency wallet recovery phrases.
Security
BlackRock, Coinbase, Strategy in a new group pledging $15 million to prepare Bitcoin for quantum threats
A coalition of major financial and crypto industry players, including BlackRock, Coinbase, and Strategy, has announced a joint pledge of $15 million to fund research and development aimed at protecting Bitcoin against potential threats posed by quantum computing. The group is working to identify and implement cryptographic upgrades that would
Security
Bitcoin, Ethereum-linked protocols lose $35 million in multiple attacks hours apart
Several Bitcoin and Ethereum-linked decentralized finance protocols suffered coordinated security breaches on July 23, 2026, losing a combined $35 million across multiple attacks that occurred within hours of one another. The incidents targeted cross-chain infrastructure and smart contract-based platforms, with losses distributed across more than one protocol. Specific project names
Security
AFX Protocol reportedly loses $24M in bridge exploit
Offchain Labs said the incident involved a third-party protocol and did not affect Arbitrum’s native bridge infrastructure.
Security
Breaking: Wanchain Cardano Bridge Breached in $13M Hack, 515M NIGHT Tokens Drained
A major exploit hit the Wanchain-operated bridge connecting Cardano and BNB Chain on July 21, 2026. Attackers drained approximately 515 million $NIGHT tokens, worth around $13 million, from the bridge treasury. This sent $NIGHT tumbling more than 30% to a record low near $0.016. Wanchain has taken t
Security
Ostium suffers $18 million exploit as oracle attack wave continues to hit DeFi
Ostium, a decentralized finance (DeFi) protocol, suffered an $18 million exploit on July 15, following what investigators have described as an oracle manipulation attack. The incident drained funds from the platform as malicious actors exploited vulnerabilities in the protocol's price feed mechanism, allowing them to manipulate asset valuations
Security
Bonzo Lend loses $9M in oracle exploit on Hedera
An attacker inflated the value of SAUCE collateral and borrowed $9 million from Bonzo Lend through a flaw in Supra’s on-chain oracle verifier.
Security
INTERPOL-led global fraud crackdown arrests over 5,800, uncovers crypto laundering network tied to $122.5 million wallet
The operation uncovered a crypto laundering network using cross-chain swaps to obscure funds, with one wallet processing $122.5M in 10 months.