Monitoring

Arcadia V1

LOWEthereum, Optimism·Improper Access Control·#770 all-time
$455K stolenMonday, July 10, 2023 · 1203 days ago

Corpus updated 2026-10-25

What happened

  • Arcadia V1, a defi protocol, lost $455K on July 10, 2023.

  • The 113th largest of the 197 incidents recorded in 2023: under 1% of the $1.63B lost to hacks that year.

  • Improper Access Control is behind 142 recorded incidents totalling $1.19B; this is the 84th largest of them.

Cite this record

Monitoring Room, "Arcadia V1 hack — $455K stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/arcadia-v1

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← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC