KERBEROS -Tried and tested third party authentication product for UNIX
TCP/IP networks. Kerberos is based on symmetricalencryption. A secret key determines whether the user isallowed access. Kerberos is available in versions 4 and 5.
IBM SECRET-KEY MANAGEMENT PROTOCOL -Key administration system for communication and filesecurity in networks, -using symmetrical encryption. Thesystem was designed by IBM at the end of the '70s. The protocol has three main functions: Secure communication between servers and terminals, secure file transfers to the server, and secure communication between servers.
KRYPTOKNIGHT - Authentication system designed by IBM, with a secret protocol using DES or a modified version of MD5.
PEM - Private Enhanced Mail is an Internet standard for secure email over the Internet.
MSP - Message Security Protocol is the military's answer to PEM. It was developed by NSA at the end of the '80s. It is an X.400 compatible application protocol used to protect e-mail. This component of the NATO approved military message format is an integral part of the US Defense Departmentís DMS (Defense Messaging System) project.
PGP - Pretty Good Privacy is a public domain encryption program designed by Philip Zimmerman. It uses IDEA for encrypting data, RSA for handling keys and MD5 for the one-way hash function. PGP can also compress files.
CLIPPER - Clipper is an electronic chip, designed by NSA, that uses the Skipjack encryption algorithm. Each chip has its own key.
If the above options do not provide enough security for you, download Access manager for Windows.
Access manager provides much more security than standard ways in Windows.
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