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
Bitfly tweeted that another massive 51% attack on ETC today resulted in the restructuring of more than 7,000 blocks, equivalent to about two days of mining time. All missing blocks are removed from balances that have never expired, and all expenditures are checked for missing transactions. Attack method (per SlowMist): 51% attack. Reported loss: -.
Primary source
https://www.coindesk.com/markets/2020/08/29/ethereum-classic-hit-by-third-51-attack-in-a-month/ ↗Sourced from
slowmist
Technical record
- chain
- —
- protocol
- ETC
- bug_class
- infrastructure
- date_occurred
- 2020-08-30
- loss_usd
- —
- source_id
- sm:etc::2020-08-30
Related — same bug class· infrastructure