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Special Forums Cybersecurity Private account for administration users Post 302460940 by radoulov on Friday 8th of October 2010 03:46:59 AM
Old 10-08-2010
OpenSSH has the DenyUsers directive.
 

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SSS_SSH_AUTHORIZEDKE(1) 					 SSSD Manual pages					   SSS_SSH_AUTHORIZEDKE(1)

NAME
sss_ssh_authorizedkeys - get OpenSSH authorized keys SYNOPSIS
sss_ssh_authorizedkeys [options] USER DESCRIPTION
sss_ssh_authorizedkeys acquires SSH public keys for user USER and outputs them in OpenSSH authorized_keys format (see the "AUTHORIZED_KEYS FILE FORMAT" section of sshd(8) for more information). sshd(8) can be configured to use sss_ssh_authorizedkeys for public key user authentication if it is compiled with support for either "AuthorizedKeysCommand" or "PubkeyAgent" sshd_config(5) options. If "AuthorizedKeysCommand" is supported, sshd(8) can be configured to use it by putting the following directive in sshd_config(5): AuthorizedKeysCommand /usr/bin/sss_ssh_authorizedkeys If "PubkeyAgent" is supported, sshd(8) can be configured to use it by using the following directive for sshd(8) configuration: PubKeyAgent /usr/bin/sss_ssh_authorizedkeys %u This is an experimental feature, please use http://fedorahosted.org/sssd to report any issues. OPTIONS
-d,--domain DOMAIN Search for user public keys in SSSD domain DOMAIN. -h,--help Display help message and exit. SEE ALSO
sshd(8), sshd_config(5), sss_ssh_knownhostsproxy(1). AUTHORS
The SSSD upstream - http://fedorahosted.org/sssd SSSD
03/04/2013 SSS_SSH_AUTHORIZEDKE(1)
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