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Hack history / Monthly reports / 2018-05

Crypto hacks and thefts, May 2018

Thefts are hacks, exploits, phishing, scams and rug pulls, in dollars at the time. A single source for $500M or more waits for a second source before it counts.

Taken
$26.5M
8 thefts
vs the month before
−98%
−98% ($1.39B)
vs a year earlier
no data to compare
no data to compare

Largest thefts

Bitcoin Gold 16 · Forged Proof$18MVerge 29 · 51% attack$4.8MTAYLOR 21 · 1Password file stolen$1.8MVerge 22 · Withdrawal Logic Flaw$1.8MMonacoin 18 · 51% attack$90KMonaCoin 13 · Forged Proof$90KBAI Token 24 · Logic VulnerabilityundisclosedEDU Token 24 · Logic Vulnerabilityundisclosed

How attackers got in

Bridge and cross-chain 2$18.1M
Other 2$4.9M
Smart contract bug 4$3.5M

By chain

Bitcoin Gold 1$18M
not stated 3$6.7M
Verge 1$1.8M
MonaCoin 1$90K
Ethereum 2$0

By target

Chain 3$19.8M
not stated 4$4.9M
Centralized exchange 1$1.8M
Cite this pageSwanBluechip, "Crypto hacks and thefts, May 2018", Crypto hack history, https://swan-hack-tracker.pages.dev/history/m/2018-05/ (data as of 2026-10-31).
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