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Mattie Behrens

They/them. Software Consultant & Developer at Atomic Object Ann Arbor. Loves computer networks and correctness in software development. Always digging for the hidden assumption.

 
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How TOTP Systems Like Google Authenticator Work

A history of the HOTP one-time password method, how the current TOTP system works, and a few risks inherent to the TOTP approach.
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