Security

The Justice Department announced the seizure of approximately $560,000 in cryptocurrency allegedly destined for Hamas' Al Qassam Brigades, along with control of online fundraising infrastructure.

Federal authorities and CrowdStrike announced the disruption of a malware operation that stole cryptocurrency using a clipboard-hijacking tool, with stolen assets peaking at $1.5 million.

Circle warned that quantum computing threats to blockchain signatures are advancing, but securing USDC across its network footprint requires coordinated upgrades from independent chains, wallets, custodians, and bridges—...

IDScan.net, which processes over 21 million identity checks monthly for major retailers and entertainment venues, is under investigation following a suspected data breach that exposed millions of U.S. and Canadian driver...

The TAC network has halted at block 24,671,475 since an August 22 exploit drained 28.6% of token supply from its bonded staking pool. The Foundation plans to replace 1.26 billion TAC from treasury reserves, while 1.66 bi...

A new print edition of Bitcoin Magazine focuses entirely on the existential threat of quantum computing to Bitcoin's cryptographic foundations and potential network-wide solutions.

Injective paused block production for nearly four hours while validators deployed an emergency patch to address a reported $4.9 million exploit affecting its network.

The Justice Department and security firm CrowdStrike have dismantled Sality, a peer-to-peer botnet that operated since 2003 and spent its last eight years stealing cryptocurrency by replacing wallet addresses on infected...

Core DAO is implementing an emergency hard fork to address a vulnerability in its Satoshi Plus consensus mechanism that allowed validators to extract excess block rewards beyond the protocol's intended issuance schedule....

Core DAO is organizing an emergency hard fork after validators claimed more CORE rewards than intended, prompting several cryptocurrency exchanges to temporarily restrict transfers.

An updated disclosure from Pocket Bitcoin confirmed that some support correspondence exposed names and addresses tied to public Bitcoin addresses, though private keys and customer funds were not compromised.

Cronos, Ontology, and ICON each stopped block production to address security incidents, but their emergency responses revealed different levels of control over user funds and network history.

A Morrisville postmaster in Madison County received three years of probation instead of prison time after pleading guilty to stealing $118,088 from the U.S. Postal Service by issuing 179 fake money orders. The post New Y...

A vulnerability in ICON's withdrawal message verification allowed an attacker to replay two legitimate messages 1,490 times, releasing tokens from foundation assets. The network halted for 25 hours after a 92-minute resp...

According to PeckShieldAlert data, cryptocurrency security breaches resulted in $136 million in losses across 50 separate incidents during August, underscoring persistent infrastructure risks even as market conditions im...

X users received unsolicited password reset emails on Tuesday as attackers exploited the platform's recovery form. The company says it has found no evidence of a breach.

South Korean authorities arrested four Uzbek nationals in April on terrorism financing charges, marking what police say is the first case involving cryptocurrency flowing from a designated terrorist organization back int...

The Qilin ransomware group has posted files it claims were stolen from the Bureau of Alcohol, Tobacco, Firearms and Explosives, with the Justice Department labeling the incident a major cyber event.

Cronos validators rolled back the blockchain to its pre-exploit state and resumed block production following a major security incident at Tectonic, a decentralized lending protocol on the chain. Researcher estimates sugg...

Ontology paused mainnet block production on August 31 to investigate a potential security concern identified during a routine security check. The project reported no confirmed incident or asset loss.