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SASL network authentication library

GNU SASL is a library that implements the IETF Simple Authentication and Security Layer (SASL) framework and some SASL mechanisms. SASL is used in network servers (e.g. IMAP, SMTP, etc.) to authentication peers, and can also integrity and privacy. This project was formerly know as 'libgsasl.'


Programmer reference manual available in Texinfo, Postscript, PDF, HTML from

Heckert gnu.small.png This is a GNU package:gsasl


version 1.8.0 (stable)
released on 28 May 2012

User level


Paid extension/consulting available from from



LicenseVerified byVerified onNotes
License:GPLv3orlaterKelly Hopkins30 March 2010

Leaders and contributors

Simon Josefsson Maintainer

Resources and communication

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Debian (Ref)
Savannah (Ref)
Ruby (Ref)

Software prerequisites

Weak prerequisitelibgcrypt
Weak prerequisitelibidn
Weak prerequisitekerberos
Weak prerequisitelibntlm

This entry (in part or in whole) was last reviewed on 13 April 2018.


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