Web3 Hacks in 2018

2018 incident records, sorted by known loss. The strongest mapped pattern is Access Control (14 rows); the largest tracked chain bucket is Nem ($534.0M).

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Incident records

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

Links
1 BitConnect $2.0B — Rugpull Details Source
2 Coincheck $534M nem Access Control Attacks Details Source
3 Gate $235M — Access Control Attacks Details Source
4 BitGrail $170M nano Access Control Attacks Details Source 1Source 2Source 3
5 Blockchain.com $50.0M — Access Control Attacks Details Source
6 Coinrail $40.0M ethereum Access Control Attacks Details Source 1Source 2
7 Bithumb $31.0M ethereum Access Control Attacks Details Source 1Source 2
8 Bancor $23.5M ethereum Other / Hot Wallet Key Compromised Details Source 1Source 2
9 Bitcoin Gold $18.0M bitcoin gold Majority-hash-power double spend Details
10 Trade.io $9.0M — Access Control Attacks Details Source 1Source 2
11 KICKICO $7.7M ethereum Hot Wallet Key Compromised Details
12 MapleChange $5.9M — Other Details Source
13 Coinsecure $3.3M bitcoin Access Control Attacks Details Source
14 Verge $1.8M verge Withdrawal Logic Flaw Details
15 Taylor $1.6M — Access Control Attacks Details Source 1Source 2
16 Electrum $949K — Access Control Attacks Details Source 1Source 2
17 ZenCash $550K zencash Forged Proof Details
18 AurumCoin $500K aurumcoin Risk Parameter Abuse Details
19 BlackWallet $400K — Access Control Attacks Details Source 1Source 2
20 EOSBet $338K eos Donation Attack Details
21 EOSBet $200K eos Infinite Mint Details
22 MyEtherWallet $150K — Access Control Attacks Details Source 1Source 2Source 3
23 Vertcoin $100K vertcoin Risk Parameter Abuse Details
24 MonaCoin $90K monacoin Forged Proof Details
25 EOSCast $73K eos Infinite Mint Details
26 EosRoyale $60K eos Unknown Details
27 NewDex $58K eos Infinite Mint Details
28 SpankChain $38K ethereum Reentrancy Details
29 EOSDice $25K eos Unknown Details
30 HireVibes AirDropsDAC $14K eos Access Control Attacks Details
31 EOS.WIN $9K eos Unknown Details
32 FFGame $7K eos Unknown Details
33 ToBet — eos Unknown Details
34 EOS Max — eos Unknown Details
35 EOS Lelego — eos Unknown Details
36 Gate — bitcoin, ethereum Supply Chain Attack Details
37 BlockVest — ethereum Honeypot Details Source 1Source 2
38 Zaif — bitcoin Access Control Attacks Details Source 1Source 2
39 Coinseed Token — ethereum Honeypot Details Source 1Source 2
40 Blockchain Terminal Token — ethereum Honeypot Details Source 1Source 2
41 SmartMesh — ethereum Infinite Mint Details
42 BeautyChain — ethereum Infinite Mint Details

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.