Security

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 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.

The Cronos network halted and restored its blockchain to a pre-attack state after a price-manipulation exploit hit Tectonic, but a portion of funds had already left for another chain before validators intervened.

The Cronos blockchain halted operations after an attacker exploited Tectonic's money market protocol, manipulating token prices to drain over $70 million. Validators face a critical decision on whether to restart the net...

Research suggests adding just two to three random peer connections per node could significantly increase the number of validators attackers must remove to disrupt XRP Ledger consensus, though real-world deployment would ...

Cronos suspended all block production on Sunday to contain a price-manipulation attack on DeFi lending protocol Tectonic, which researchers estimate caused roughly $75 million in losses.

Tech entrepreneur Elon Musk predicts artificial intelligence will achieve superhuman hacking capabilities by the end of 2027, amid rising concerns over automated software vulnerabilities.