Prothena Biosciences Inc.
bd_4a38f5b3e7728369 · schema v1 · pii pii-v1
Full breach record for Prothena Biosciences Inc. →Prothena Biosciences Inc. notified Montana residents of a data breach involving unauthorized access to an employee email account between Dec 20, 2021 and Apr 22, 2022. The attacker attempted wire fraud. Personal info including names, addresses, and SSNs may have been accessed. Prothena secured the account, engaged forensic investigators, and offered two years of credit monitoring.
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Incident timeline
Dec 20, 2021
Begins
May 24, 2022
Discovered
Jun 2, 2022
Filed
vs. sector median
17 wks faster
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- Massachusetts State AGbd_74c2d098c0dab4de2022-06-02Verified
- Indiana State AGbd_a0f9066f23996eb52022-06-02Verified
Filing propagation · 3 filings · 3 states
View merged incident ↗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.