Security Now

May 31st 2007

Security Now 94

The Fourth Factor

Using the web of trust for authentication...
Records live every Tuesday at 4:30pm Eastern / 1:30pm Pacific / 21:30 UTC.
We've already talked about the three factors of authentication: something you know (e.g. a password), something you have (a passcard), and something you are (a fingerprint). Now Steve talks about the fourth factor of authentication: someone you know, or who knows you.

For 16Kbps versions, transcripts, and notes (including fixes), visit Steve's site:, also the home of the best disk maintenance and recovery utility ever written - Spinrite 6.

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