SAINT (Security Administrator's Integrated Network Tool) Scans systems and networks and reports potential vulnerabilities. http://www.wwdsi.com/saint/ Wwdsi.com~Site InfoWhoisTrace RouteRBL Check
OpenSSL The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, fully featured, and Open Source toolkit implementing the Secure Sockets Layer and Transport Layer Security protocols with full-strength cryptography world-wide. http://www.openssl.org/ Openssl.org~Site InfoWhoisTrace RouteRBL Check
mcrypt A replacement for the unix crypt, using several block algorithms in several modes like cbc, and cfb. http://hq.hellug.gr/~mcrypt Hellug.gr~Site InfoWhoisTrace RouteRBL Check
Sudo Run selected commands as root, with the users' own password. Allows the administrator to grant limited root privileges to a subset of users, without giving out the root password. http://www.sudo.ws/ Sudo.ws~Site InfoWhoisTrace RouteRBL Check
Pidentd Daemon implementing IDENT protocol, it can be used to identify the user who initiated a TCP/IP connection ftp://ftp.lysator.liu.se/pub/ident/servers/ Liu.se~Site InfoWhoisTrace RouteRBL Check
sudoscript A pair of Perl scripts that provide an audited root shell using sudo and script(1). Tarballs, RPM's and individual components. http://www.egbok.com/sudoscript Egbok.com~Site InfoWhoisTrace RouteRBL Check
GNU Privacy Guard OpenPGP (RFC2440) implementation from the GNU project. Encrypts/decrypts/signs/digests files using strong cryptography. FAQ, downloads, documentation. http://www.gnupg.org/ Gnupg.org~Site InfoWhoisTrace RouteRBL Check