ProctorU / Meazure Learning Security / system compromise Apr 28, 2026

DATA BREACH – Have I Been Pwned confirmed 444,500 accounts were compromised in the ProctorU breach, which occurred in June 2020 and was publicly disclosed August 6, 2020.

Multiple institutions · reported by ResearchImport

DATA BREACH – Have I Been Pwned confirmed 444,500 accounts were compromised in the ProctorU breach, which occurred in June 2020 and was publicly disclosed August 6, 2020. Records included names, email and physical addresses, phone numbers, and bcrypt-hashed passwords.
Course / Exam
N/A – account records
Program
Mixed
Outcome
Breach added to Have I Been Pwned database. Users could check if their data was exposed. ProctorU disabled the server; investigation ongoing as of breach date.
Source
Research / Academic / Legal
Original
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Imported research record