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Linux E-mail by Ralf Hildebrandt, Patrick Ben Koetter, Magnus Back, Ian Haycox, David Rusenko, Carl Taylor, Alistair McDonald

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Cyrus SASL

Cyrus SASL (http://cyrusimap.web.cmu.edu/) is Carnegie Mellon University's implementation of SASL. SASL (Simple Authentication and Security Layer), is an authentication framework described in RFC 2222 (http://www.ietf.org/rfc/rfc2222.txt).

SASL was written to provide an application-independent authentication framework for any application that needs to use or offer authentication services.

Cyrus SASL isn't the only SASL available today, but was the first to emerge and is used in various applications such as Postfix, Sendmail, Mutt, and OpenLDAP. In order to use Cyrus SASL, you need to understand its architecture, how the various layers are made to work together, and how the layers' functionalities are configured.

SASL layers

SASL consists ...

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