On November 2023, AIS was exploited in a other, resulting in approximately $61K in losses. That makes the AIS exploit the 254th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the AIS Other Played Out
Exploit Class Applied to AIS
The AIS incident on November 29, 2023 is classified as a Other. A specific exploit class outside the most common buckets. In the full archive, AIS is 1 of 188 documented other incidents.
AIS in Context
At $61K, the AIS exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — MIMSpell (2024) at $65M.
Prior Other Before AIS
The nearest other incident before AIS was LinkDAO, 14 days earlier on November 15, 2023 ($30K lost). The same exploit class surfaced again within the other attack surface.
AIS Vulnerability Signature
The primary source categorises the AIS exploit specifically as “Insufficient validation”. This narrower label is entity-specific: it reflects how the AIS contract failed, rather than the broad other pattern alone.
Impact & Recovery for AIS
AIS Loss Figure
The AIS exploit caused $61,000 in losses — a minor (<$1M) incident and the 99th largest of 214 documented in 2023.
Where AIS Sits Among Other Attacks
Ranked by loss size, AIS is the 58th largest of 188 other incidents documented. That puts the AIS loss below the class average of $2.03M.
Timeline Since the AIS Incident
The AIS exploit occurred 2.4 years ago (867 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for AIS
Public post-mortem / on-chain analysis for the AIS incident: view source.
FAQ
How much did AIS lose?
The AIS exploit in November 2023 resulted in $61,000 in losses — the 99th largest of 214 DeFi incidents that year.
When did the AIS hack happen?
The AIS exploit was recorded on November 29, 2023 — 867 days ago.
What type of exploit hit AIS?
The AIS incident is classified as a Other. A specific exploit class outside the most common buckets.
How common is the Other pattern seen at AIS?
Our archive contains 188 documented other incidents. The AIS incident is one of them.
How does AIS compare to the largest Other attack?
The largest other incident in our archive is MIMSpell (2024) at $65M. The AIS loss is $61K.
What impact do stablecoins have on Ethereum transaction fees according to the study?
The study indicates a significant and growing causal influence of transaction fees on stablecoin activity and transaction volumes.
What statistical tests were applied besides the GARCH model?
Descriptive statistics, unit root tests, and ARCH effect tests.