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
301 Polyrock Finance — — Rugpull Details Source
302 PolyRainbowToken — — Rugpull Details Source
303 Symmetry.Markets — — Rugpull Details Source
304 PolarBearToken — — Rugpull Details Source
305 Safari.Yield Finance — binance Honeypot Details Source
306 xMINT BSC — binance Honeypot Details Source
307 MEMEKiller — binance Honeypot Details Source
308 Boon Tech — ethereum Rugpull Details Source
309 OpportyToken — ethereum Rugpull Details Source
310 RGL — ethereum Rugpull Details Source
311 BlockChain of Things — ethereum Rugpull Details Source
312 ACO — ethereum Honeypot Details Source
313 Coinbase — — Session Key Compromised Details
314 Hallowenswap — — Rugpull Details Source
315 cArbFarm — — Rugpull Details Source
316 ChocSwap.finance — — Rugpull Details Source
317 PolyGladiatorToken — — Rugpull Details Source
318 DiamondBalls — binance Honeypot Details Source
319 Lizard finance — binance Honeypot Details Source
320 Compound V2 — ethereum Arithmetic Overflow & Underflow Attacks Details Source
321 MagicToken — — Rugpull Details Source
322 PolyMountain — — Rugpull Details Source
323 PolyHomerToken — — Rugpull Details Source
324 BinanceInu.Bep20 — binance Honeypot Details Source
325 CoffeeSwap Arbitrum — — Rugpull Details Source
326 MEDUZA TOKEN — binance Honeypot Details Source
327 Playcent — binance Honeypot Details Source
328 sixpackfinance.org — binance Honeypot Details Source
329 Mask.io — ethereum Honeypot Details Source
330 ShibaSwap — binance Honeypot Details Source
331 InfinitySwap — binance Honeypot Details Source
332 Flamingo Boys — ethereum Honeypot Details Source
333 HappyMoon — binance Honeypot Details Source
334 MoonGold — binance Honeypot Details Source
335 VibeSwap — binance Honeypot Details Source
336 PlugToken — — Rugpull Details Source
337 PenginFinance Token — — Rugpull Details Source
338 INTERSWAP — — Rugpull Details Source
339 GullFinance Token — — Rugpull Details Source
340 MikuMilk Finance — — Rugpull Details Source
341 BloodySwap — — Rugpull Details Source
342 Earth DeFi Avalanche — — Rugpull Details Source
343 GulliFinance — — Rugpull Details Source
344 Bichon — binance Honeypot Details Source
345 darwin.finance — ethereum Honeypot Details Source
346 World of Winners — ethereum Honeypot Details Source
347 Treasure Chest — ethereum Honeypot Details Source
348 Koala Forest — ethereum Honeypot Details Source
349 ORAO Network — ethereum Honeypot Details Source
350 PLANET — ethereum Honeypot Details Source
351 Dragon Farm — ethereum Honeypot Details Source
352 TrollFace — — Rugpull Details Source
353 Fear NFTs — binance Honeypot Details Source
354 Arsenal FC Fan Token — binance Honeypot Details Source
355 MechaGodzilla — binance Honeypot Details Source
356 Bezop — ethereum Rugpull Details Source
357 EOS — ethereum Rugpull Details Source
358 Centra — ethereum Rugpull Details Source
359 Pitbull Classic — binance Honeypot Details Source
360 MentalHealth — binance Honeypot Details Source
361 Blue Lightning — binance Honeypot Details
362 ElonSperm — binance Honeypot Details Source
363 PePe Coin — binance Rugpull Details Source
364 PiggyBank Community Token — ethereum Honeypot Details Source
365 Horny Farm — ethereum Honeypot Details Source
366 Gold Finance — — Rugpull Details Source
367 TeamRocket — binance Honeypot Details Source
368 HOGtoken — binance Honeypot Details Source
369 GAMEE — ethereum Honeypot Details Source
370 geckoswap.finance — binance Honeypot Details Source
371 SolaSystem — ethereum Honeypot Details Source
372 FLEX — binance Honeypot Details Source
373 SafeDream — binance Honeypot Details Source
374 Kong Coin — binance Honeypot Details Source
375 Chihuahua Taco — binance Honeypot Details Source
376 Step.finance — ethereum Honeypot Details Source
377 UNITYtoken — binance Honeypot Details Source
378 Binance-Peg Polygon — binance Honeypot Details Source
379 MoneyTreeFarm — — Rugpull Details Source
380 White Moon Finance — — Rugpull Details Source
381 Swaaaaap.com — — Rugpull Details Source
382 BeastMode Token — — Rugpull Details Source
383 Valorant Finance — — Rugpull Details Source
384 Euro Token — — Rugpull Details Source
385 PolyGoose Token — — Rugpull Details Source
386 Cheetah Token — — Rugpull Details Source
387 Red Eagle Token — — Rugpull Details Source
388 HarvestLock — — Rugpull Details Source
389 TreeToken — — Rugpull Details Source
390 Sigma — — Rugpull Details Source
391 BabyCakeGold — — Rugpull Details Source
392 Rapture — — Rugpull Details Source
393 Stonks Token — — Rugpull Details Source
394 Fisherman Finance — — Rugpull Details Source
395 Golden Bar Farm — — Rugpull Details Source
396 PolyApe Token — — Rugpull Details Source
397 Fire Swap — — Rugpull Details Source
398 Pikachu Swap — — Rugpull Details Source
399 Polysafemoon — — Rugpull Details Source
400 SuperSwap — ethereum Honeypot 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.