Crypto hacks rise 67% as August losses hit $136M

Crypto hacks increased sharply in August, although the estimated value stolen fell by nearly half compared with July, according to blockchain security company PeckShield. Summary 50 major crypto hacks caused an estimated $136.3 million in losses during August, PeckShield reported. August’s incident count increased 67% from July, while estimated losses declined 49.5% month over month. Tectonic accounted for approximately $74 million, more than half of PeckShield’s estimated monthly losses overall. Cronos validators halted production before the attacker could move most identified assets onto Ethereum successfully. Cronos later resumed blocks after validators restored network state to before the Tectonic exploit occurred. PeckShield reported on Sept. 1 that it recorded 50 major incidents during August. That was a 67% increase from the 30 incidents counted in July. Estimated losses reached $136.3 million, down 49.5% from approximately $270 million in July. The figures represent PeckShield’s estimates and may change as affected projects investigate transactions, freeze assets or recover funds. The Tectonic lending incident dominated the month, accounting for approximately $74 million, or more than half of PeckShield’s total. #PeckShieldAlert n August 2026, the crypto industry experienced 50 major hacks (+67% from July's 30 hacks), resulting in total losses of $136.3M – a 49.5% month-over-month decrease from July's $270M. The Tectonic.cro incident, which resulted in ~$74M in losses, was the… pic.twitter.com/QtQUy8czdZ — PeckShield September 1, 2026 You might also like: Crypto hacks cost $110M in July as bug reports rise Crypto hacks became more frequent but less costly The August figures show a growing number of attacks with losses concentrated in one large incident. Excluding Tectonic, the remaining 49 incidents generated estimated combined losses of about $62.3 million. PeckShield identified Moonwell as the second-largest incident at $8.7 million. Term Labs followed at $8.5 million, while Coinsbuy and TAC recorded estimated losses of $7.9 million and $7.5 million, respectively. Other named incidents included Injective at $4.8 million, MANTRA at $3.6 million, BounceBit at $3 million and Cosmos Labs at $2.87 million. Aquifer completed PeckShield’s top ten with an estimated $2.47 million loss. These figures should not be treated as final net losses. Security firms can classify incidents differently, particularly when funds remain traceable, frozen or recoverable. Projects may also revise their estimates after completing technical reviews. A recent CoinGecko study found that crypto platforms lost $3.63 billion across 245 incidents between January 2025 and July 2026. The ten largest incidents accounted for more than 72.5% of that estimate, showing how a few major attacks can shape monthly totals. Tectonic represented more than half of August losses Tectonic disclosed an incident affecting its Cronos-based lending protocol on Aug. 30 and warned users not to interact with the platform while its team investigated.