Simmons Bank
bd_f7bfd2a52e65b3ab · schema v1 · pii pii-v1
Full breach record for Simmons Bank →2 incidents on fileSimmons Bank notified customers of a third-party data security incident involving its vendor Mayer Brown LLP and Mayer Brown's vendor AMS Collaborator. The incident occurred between September 1, 2021, and August 2, 2022. Simmons Bank was informed on September 21, 2022. Customer data potentially accessed includes name, address, Social Security number, and/or Driver’s License number. The bank offered 12 months of complimentary credit monitoring and identity theft protection via Experian.
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Incident timeline
Sep 1, 2021
Begins
Sep 21, 2022
Discovered
Nov 15, 2022
Filed
vs. sector median
1 wks faster
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- Maine State AGbd_361063e01f69d3482022-11-15Candidate
- New Hampshire State AGbd_64e45f846e8d3fa72022-11-15Verified
- Indiana State AGbd_8ae9d30273e233ff2022-11-09 · +6dVerified
Filing propagation · 4 filings · 4 states
View merged incident ↗Pattern: first filing Nov 9 (IN), last Nov 15 (CA) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.