Web3 Hacks in 2021

2021 incident records, sorted by known loss. The strongest mapped pattern is Access Control (43 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 CoffeeSwap Arbitrum — — Rugpull Details Source
302 MEDUZA TOKEN — binance Honeypot Details Source
303 Playcent — binance Honeypot Details Source
304 sixpackfinance.org — binance Honeypot Details Source
305 Mask.io — ethereum Honeypot Details Source
306 ShibaSwap — binance Honeypot Details Source
307 InfinitySwap — binance Honeypot Details Source
308 Flamingo Boys — ethereum Honeypot Details Source
309 HappyMoon — binance Honeypot Details Source
310 MoonGold — binance Honeypot Details Source
311 VibeSwap — binance Honeypot Details Source
312 PlugToken — — Rugpull Details Source
313 PenginFinance Token — — Rugpull Details Source
314 INTERSWAP — — Rugpull Details Source
315 GullFinance Token — — Rugpull Details Source
316 MikuMilk Finance — — Rugpull Details Source
317 BloodySwap — — Rugpull Details Source
318 Earth DeFi Avalanche — — Rugpull Details Source
319 GulliFinance — — Rugpull Details Source
320 Bichon — binance Honeypot Details Source
321 darwin.finance — ethereum Honeypot Details Source
322 World of Winners — ethereum Honeypot Details Source
323 Treasure Chest — ethereum Honeypot Details Source
324 Koala Forest — ethereum Honeypot Details Source
325 ORAO Network — ethereum Honeypot Details Source
326 PLANET — ethereum Honeypot Details Source
327 Dragon Farm — ethereum Honeypot Details Source
328 TrollFace — — Rugpull Details Source
329 Fear NFTs — binance Honeypot Details Source
330 Arsenal FC Fan Token — binance Honeypot Details Source
331 MechaGodzilla — binance Honeypot Details Source
332 Bezop — ethereum Rugpull Details Source2
333 EOS — ethereum Rugpull Details Source2
334 Centra — ethereum Rugpull Details Source2
335 Pitbull Classic — binance Honeypot Details Source
336 MentalHealth — binance Honeypot Details Source
337 Blue Lightning — binance Honeypot Details
338 ElonSperm — binance Honeypot Details Source
339 PePe Coin — binance Rugpull Details Source
340 PiggyBank Community Token — ethereum Honeypot Details Source
341 Gold Finance — — Rugpull Details Source
342 TeamRocket — binance Honeypot Details Source
343 HOGtoken — binance Honeypot Details Source
344 GAMEE — ethereum Honeypot Details Source
345 geckoswap.finance — binance Honeypot Details Source
346 SolaSystem — ethereum Honeypot Details Source
347 FLEX — binance Honeypot Details Source
348 SafeDream — binance Honeypot Details Source
349 Kong Coin — binance Honeypot Details Source
350 Chihuahua Taco — binance Honeypot Details Source
351 Step.finance — ethereum Honeypot Details Source
352 UNITYtoken — binance Honeypot Details Source
353 Binance-Peg Polygon — binance Honeypot Details Source2
354 MoneyTreeFarm — — Rugpull Details Source
355 White Moon Finance — — Rugpull Details Source
356 Swaaaaap.com — — Rugpull Details Source
357 BeastMode Token — — Rugpull Details Source
358 Valorant Finance — — Rugpull Details Source
359 Euro Token — — Rugpull Details Source
360 PolyGoose Token — — Rugpull Details Source
361 Cheetah Token — — Rugpull Details Source
362 Red Eagle Token — — Rugpull Details Source
363 HarvestLock — — Rugpull Details Source
364 TreeToken — — Rugpull Details Source
365 Sigma — — Rugpull Details Source
366 BabyCakeGold — — Rugpull Details Source
367 Rapture — — Rugpull Details Source
368 Stonks Token — — Rugpull Details Source
369 Fisherman Finance — — Rugpull Details Source
370 Golden Bar Farm — — Rugpull Details Source
371 PolyApe Token — — Rugpull Details Source
372 Fire Swap — — Rugpull Details Source
373 Pikachu Swap — — Rugpull Details Source
374 Polysafemoon — — Rugpull Details Source
375 SuperSwap — ethereum Honeypot Details Source
376 ElonTech — binance Honeypot Details Source
377 KitKat — binance Honeypot Details Source
378 SHINGEKINOTOKEN — binance Honeypot Details Source
379 Goldfinch Finance — ethereum Honeypot Details Source
380 element.fi — ethereum Honeypot Details Source
381 Ailuropodinae — binance Rugpull Details Source
382 Predator Swap — binance Rugpull Details Source
383 DonutDeFi — binance Rugpull Details Source
384 NoMoreDogs — binance Rugpull Details Source
385 PolyMiner — polygon Rugpull Details Source
386 Hamster Swap — binance Rugpull Details Source
387 Hammy Finance — binance Rugpull Details Source
388 PuffinSwap — binance Rugpull Details Source
389 Cupcake Defi — binance Rugpull Details Source
390 Farm Ninja — polygon Rugpull Details Source
391 Mew Two — binance Rugpull Details Source
392 Mew — binance Rugpull Details Source
393 RoboBuddy — binance Rugpull Details Source
394 rabbitfarm.finance — binance Rugpull Details Source
395 Cat.Moji Swap — binance Rugpull Details Source
396 MewMegaX Token — binance Rugpull Details Source
397 WeedSwap — polygon Rugpull Details Source
398 NutPie — binance Rugpull Details Source
399 Flamingo Lagoon — polygon Rugpull Details Source
400 DonaldSwap — binance 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.