Hack history / Monthly reports / 2019-12

Crypto hacks and thefts, December 2019

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

$7M

4 thefts

vs the month before

−86%

−86% ($49.8M)

vs a year earlier

+647%

+647% ($935K)

Largest thefts

VeChain 14 · Private Key Compromised$6.5MNuls 23 · Signature Verification Flaw$480KTron Lounge 06 · Roll back attack$802Vertcoin 02 · Validator Key Compromised$29

How attackers got in

Keys, accounts and infrastructure 2$6.5M

Smart contract bug 2$481K

By chain

VeChain 1$6.5M

NULS 1$480K

Tron 1$802

Vertcoin 1$29

By target

Layer 1 3$7M

not stated 1$802

Cite this page

SwanBluechip, "Crypto hacks and thefts, December 2019", Crypto hack history, https://swan-hack-tracker.pages.dev/history/m/2019-12/ (data as of 2026-11-01).

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