Web3 Hacks in 2021

2021 incident records, sorted by known loss. The strongest mapped pattern is Access Control (46 rows); the largest tracked chain bucket is Ethereum ($1.9B).

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Incident records

Sorted by known reported loss first, then recency. Open the source before treating any summary as final.

Links
1501 DoggySwap — binance Honeypot Details Source
1502 SteadyGainz — binance Honeypot Details Source
1503 Bee-Swap.org — binance Honeypot Details Source
1504 SilentSwap.Finance — binance Honeypot Details Source
1505 ZELDASWAP — binance Honeypot Details Source
1506 Raydium Protocol — binance Honeypot Details Source
1507 CaliSwap — binance Honeypot Details Source
1508 PROJECTX — binance Honeypot Details Source
1509 BubbleSwap — binance Honeypot Details Source
1510 JumanjiSwap — binance Honeypot Details Source
1511 SexySwap — binance Honeypot Details Source
1512 CostcoSwap — binance Honeypot Details Source
1513 GodzillaFinance — binance Honeypot Details Source
1514 dorgDAO — binance Honeypot Details Source
1515 Paint — binance Honeypot Details Source
1516 FREEPARKING — binance Honeypot Details Source
1517 YodaCoin — binance Honeypot Details Source
1518 Channels — binance Honeypot Details Source
1519 RapidSwap — binance Honeypot Details Source
1520 shadownite.com — binance Honeypot Details Source
1521 Xend.finance — ethereum Honeypot Details Source
1522 Polkacomma — binance Honeypot Details Source
1523 Link Based — ethereum Abandoned Details Source
1524 Inertia Money — ethereum Abandoned Details Source
1525 Dasis Cash — ethereum Abandoned Details Source
1526 Ultimate Set Dollar — ethereum Rugpull Details Source

Notes

Loss totals use parsed USD values only; unknown or unparseable losses are not guessed. Attack-class links are added only when the root cause is clear enough to map.

Full hack database Filter every tracked incident by chain, date, loss size, and technique. Attack class library Move from incident examples to exploit mechanics and review checklists. Largest crypto hacks Compare this year against the highest-loss incidents in the database.