web3radar · monthly intelligence digest
Arbitrum
February 2026
Ethereum · Monitoring since 2021-08-31 · Ranked #3 of 3 monitored chains by activity this month
Executive summary
For Arbitrum in February 2026, 1 security incident was published, with $66.00K in reported losses.
Security incidents
1
−1 MoM
Total loss reported
$66.00K
−$1.67M MoM
Staking events
0
Slashing-class
0
Notable security incidents
1 published this month
- Wise Lending V22026-02-28Wise Lending V2 · OTHER · $66.00K loss · Root cause: flash_loan_attack
Validator-set health
0 staking events · 0 slashing-class
No staking events recorded on Arbitrum during February 2026. Validator set was clean.
Peer benchmark
Among 3 chains web3radar monitored in February 2026
Arbitrum ranked #3 of 3 monitored chains by combined incident + staking event volume this month. Among the most-active chains this month.