C Authentication Software

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Browse free open source C Authentication Software and projects below. Use the toggles on the left to filter open source C Authentication Software by OS, license, language, programming language, and project status.

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  • 1
    *NOTE* Migrated to http://github.com/cracklib/cracklib Next generation version of libCrack password checking library. As of Oct 2008 (reflected in 2.8.15 code release), licensed under LGPL.
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    Downloads: 1,974 This Week
    Last Update:
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  • 2
    OpenPAM
    OpenPAM is an open source PAM library that focuses on simplicity, correctness, and portability.
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    Downloads: 201 This Week
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  • 3
    This module provides single sign-on behavior. The user types a passphrase when logging in and is allowed in if it decrypts the user's SSH private key. An ssh-agent is started and keys are added. For the entire session, the user types no more passwords.
    Downloads: 21 This Week
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  • 4
    PAM module which permits authentication for arbitrary services via ssh-agent. Written with sudo in mind, but like any auth PAM module, can be used for for many purposes.
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    Downloads: 7 This Week
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  • 5

    libpam-pgsql

    Project moved to github: https://github.com/pam-pgsql/pam-pgsql

    Project has been moved to github: https://github.com/pam-pgsql/pam-pgsql
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    Downloads: 6 This Week
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  • 6
    Configure Unix users and groups in a MySQL database. It is system-wide like NIS or LDAP! It features open-ended database design and persistent connections. Works with NSS-compatible systems (Linux, Solaris, FreeBSD).
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    Downloads: 10 This Week
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  • 7

    LoginApp

    X display management and authentication application

    Login.app is an X server management and authentication application. User authentication is performed with either a username/password or via SmartCard based authentication. At startup the app launches the X server and presents an authentication panel which also recongnizes several commands (reboot, halt, exit and console). SmartCard support relies on the OpenSSH authorized_keys file method for authentication and also requires OpenSC, pcsc-lite and OpenSSL.
    Downloads: 6 This Week
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  • 8
    Purpose of this project is to build portable, easy-to-use and standard compliant library suitable for developing free and commercial software that need support for a RADIUS protocol (RFCs 2138 and 2139).
    Downloads: 6 This Week
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  • 9
    WiKID Two-Factor Authentication System

    WiKID Two-Factor Authentication System

    Two-factor authentication system

    The WiKID Strong Authentication System is a public-key based two-factor authentication system. It is a flexible, extensible, and secure alternative to tokens, certs and passwords. Application & API support exists for Java, ASP, PHP, Ruby, OpenVPN, TACACS+, etc. Read our eGuide on how to setup your network with two-factor authentication: http://www.wikidsystems.com/learn-more/two-factor-authentication-white-papers
    Downloads: 2 This Week
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  • 10
    pam_mount module
    pam_mount is a Pluggable Authentication Module that can mount volumes for a user session (login). Supports mounting local filesystems of any kind the normal mount utility supports, with extra code to better support CIFS, FUSE, various crypto, and more.
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    Downloads: 5 This Week
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  • 11
    JRadius - A Radius Server Java Adapter and Java Client
    Downloads: 4 This Week
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  • 12
    Implementation of checkpassword-compatible PAM authentication program. Details on "checkpassword" interface are available at http://cr.yp.to/checkpwd.html
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    Downloads: 4 This Week
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  • 13
    A tool to convert data from CSV form to LDIF form.
    Downloads: 4 This Week
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  • 14
    Yap2lc (Yet Another Passwd 2 LDIF Converter) is an LDAP migration tool, which extracts information from passwd, shadow/passwd, and master.passwd formatted files, filters out unwanted/misshapen accounts and writes an LDIF file for easy importing.
    Downloads: 3 This Week
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  • 15

    DACS - Distributed Access Control System

    Authentication, Access Control, and Single Sign-On

    DACS,a light-weight single sign-on and role-based security system for Apache or server-based software, provides comprehensive authentication capabilities, and powerful, transparent rule-based authorization checking for any web service or CGI program. The latest release is DACS 1.5.2 (28-Aug-2026) It is not available here! Get it at https://dacs.dss.ca/download.html
    Downloads: 2 This Week
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  • 16
    The internet storage name service (iSNS) is used to register iSCSI and iFCP storage devices in the network. The iSNS allows dynamic discovery of available storage targets by storage initiators. The iSNS specification is located at http://www.ietf.org/
    Downloads: 2 This Week
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  • 17
    PLEASE GO TO https://github.com/deksai/pam_abl A PAM module that provides auto blacklisting of hosts and users responsible for repeated failed authentication attempts. Generally configured so that blacklisted users still see normal login prompts but are guaranteed to fail to authenticate.
    Downloads: 2 This Week
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  • 18
    raddump interprets captured RADIUS packets to print a timestamp, packet length, RADIUS packet type, source and destination hosts and ports, and included attribute names and values for each packet.
    Downloads: 2 This Week
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  • 19
    The LDAP proxy is designed to be the part of the email encryption infrastructure which would simplify finding and using public encryption keys contained in X.509 public certificates.
    Downloads: 1 This Week
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  • 20
    Middleware for Existing SSH Hosts (Mesh)

    Middleware for Existing SSH Hosts (Mesh)

    Fine-grained authorizations and single sign-on for SSH remote commands

    Mesh is a secure, lightweight grid middleware that is based on the addition of a single sign-on capability to the built-in public key authentication mechanism of SSH using system call interposition.
    Downloads: 1 This Week
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  • 21

    pGina

    pGina is an open source replacement authentication system for Windows

    pGina is an open source replacement authentication system for the Windows OS that uses easy to write plugins to accommodate for authentication via limitless back ends. We have a new home: http://www.pgina.org or http://github.com/pgina/
    Downloads: 1 This Week
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  • 22
    LDAPManager is an open source Cocoa application, written in Objective-C, to provide an LDAP browser/editor with a native Mac OS X interface. Should work fine on Tiger and Panther, and perhaps earlier.
    Downloads: 1 This Week
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  • 23
    The AACLS acronym stands for "Advanced ACL Server". This is an OpenLDAP server backend, in other words, a LDAP content filtering gateway based on an ACL langage used to describe relations between entries. Patches is now released under OpenLDAP License
    Downloads: 0 This Week
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  • 24
    APOP + LDAP authentication patch for QMail (auth_pop) 1. POP & APOP authentication 2. Passwords in LDAP are stored encrypted
    Downloads: 0 This Week
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  • 25
    AccounteX is an IP accounting system based on the IP Stat program. It has many exciting features like fully customizable web traffic accounting and user access control by many different values. information service and web statistics and administration.
    Downloads: 0 This Week
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