VERDICT —OUT OF SCOPE
Root cause is infrastructure (DNS / cloud / database / third-party API) compromise, not on-chain contract logic. Pre-deployment source review would not surface this; coverage lives in cloud-security + supply-chain audit, separate discipline.
▰ METHOD
INFRASTRUCTURE
INFRASTRUCTURE
Root cause
Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.
Forensic narrative
Last week, BTG encountered two 51% computing power attacks, and both recharge transactions to exchanges were cancelled, involving about 1,900 BTG and 5267 BTG, which was close to 90,000 US dollars. Attack method (per SlowMist): 51% attack. Reported loss: $ 90,000.
Primary source
https://cointelegraph.com/news/bitcoin-gold-blockchain-hit-by-51-attack-leading-to-70k-double-spend ↗Sourced from
slowmist
Technical record
- chain
- bitcoin
- protocol
- Bitcoin Gold
- bug_class
- infrastructure
- date_occurred
- 2020-01-23
- loss_usd
- $90,000
- source_id
- sm:bitcoin-gold::2020-01-23
Related — same bug class· infrastructure