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A comment on Bypassing the Password: Seeking Ways to Make the Computer Password Obsolete. Parent comment

Re:Bypassing the Password: Seeking Ways to Make the Computer... by justjohn on Sunday March 18, 2012 @02:40AM (#3719285)
public-key cryptography only solves computer-computer interactions. It does nothing to help me authenticate with my computer.
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Re:Bypassing the Password: Seeking Ways to Make the Computer... by dhx on Sunday March 18, 2012 @02:57AM (#3719299)
Physical security is the primary means of achieving human-computer authentication. Terminals in high-traffic locations, use of something along the lines of Common Access Card[1] and many other techniques can provide this level of authentication.

[1] https://en.wikipedia.org/wiki/Common_Access_Card

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