Mail authentication with Domain Keys Identified Mail – part one

2009-04-01

John Levine

Taughannock Networks, USA
Editor: Helen Martin

Abstract

Message authentication is a promising technique that can be used to help separate wanted email from unwanted email, and Domain Keys Identified Mail (DKIM) is an authentication technique that seems likely to gain wide acceptance. John Levine looks at what message authentication is and how DKIM works.


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Poll

Do you use the same password(s) across multiple websites?
I use the same password for all sites
I have a number of passwords but use the same for some sites
I use a different password for each site
I don't sign up to any sites that require a password

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