Biggest crypto hacks by year

Key takeaways

• Hack rankings should show estimated loss, exploit type, recovery status, and source confidence.
• Attribution and recovery can change after the first report.
• The most useful hack pages explain the exploit mechanic, not only the dollar amount.

FAQ

Why do hack loss estimates change?

Token prices, recovered funds, duplicate reporting, and later forensic updates can change the estimate.

Should an unconfirmed exploit be ranked?

It should be labeled as unconfirmed or excluded until source confidence is high enough.

What is more useful than the loss amount?

The exploit type, affected contracts, recovery state, attribution, and user remediation plan.