Bybit

What happened

• Bybit, a centralised exchange, lost $1.40B on February 21, 2025.

• The largest of the 148 incidents recorded in 2025: 52% of the $2.72B lost to hacks that year.

• One other incident was recorded the same day: StepHeroNFTs ($90K).

• Signer Phishing is behind 5 recorded incidents totalling $1.64B; this is the largest of them.

• $1.40B is recorded as returned — 100% of the amount taken.

Cite this record

Monitoring Room, "Bybit hack — $1.40B stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/bybit

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