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Wilfred Hughes
Sep 13, 2017 at 14:38
Lessons from the Use of Personal Knowledge Questions at Google
https://blog.acolyer.org/2016/03/14/secrets-lies-and-account-recovery-lessons-from-the-use-of-personal-knowledge-questions-at-google/
(ineffective and surprisingly hard to remember)
Secrets, Lies, and Account Recovery: Lessons from the Use of Personal Knowledge Questions at Google
Secrets, Lies, and Account Recovery: Lessons from the Use of Personal Knowledge Questions at Google – Bonneau et al. 2015 What was your mother’s maiden name? What was your city of birth…
