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Wednesday, July 26 • 10:00 - 10:55
Safer Storage and Handling of User Answers to Security Questions

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Like it or not, security question password reset isn’t going away. Most organizations find it to be a cost effective approach that seems to work in practice. While there are many problems with this approach, one has received little attention: how to safely store the answers. I show that common methods used for storing password validation information are not suitable for security questions, and propose better alternatives.

avatar for Arnold Reinhold

Arnold Reinhold

A G Reinhold
Arnold Reinhold has been involved with password and passphrase security since the mid-1990s. He is the developer of Diceware, RockSalt, CipherSaber and HEKS, the first password hash designed to consume memory resources as well as CPU time. He has worked on spacecraft navigation... Read More →

Wednesday July 26, 2017 10:00 - 10:55 PDT
Ground1234! (The Tuscany, Tuscany Room) 255 E Flamingo Rd, Las Vegas, NV 89169