e-fense, Inc.
Provides full-life cycle network security support integrating security prevention and maintenance services with investigative and legal expertise.
Cypherpunks
Links to PGP, remailers, rants, various crypto-tools, newspaper clippings, and some other things.
Network Security Technology Co.
The NST product family includes complete PKI system operations, security applications and hardware cryptographic devices to secure business conduct over computer networks, whether for Internet, extranet or intranet applications.
Enhancing E-Mail Security With Procmail
Discusses email-based attacks and ways to use the procmail toolkit to filter them out.
Cypherpunks Tonga
A center for research and development of cypherpunk projects such as smartcards, onion routing, pgp, secure network tunnels, and anonymous services. Requires Secure Socket Layer capable browser.
Gibson Research Corporation
Internet security resource featuring Shields Up - tests PC's ports for resistance against hacking and a CIH virus recovery tool.
Roe's Downloads
Freeware tools including Liberator (BO countermeasure), TCP/IP Connector, CAST-256 plugin for BO2K
Proginet
Enterprise-wide password synchronization, management and single sign-on. Secure, reliable, cost-effective file transfers of mission-critical data over your network and/or the Internet
LockDown 2000
Privacy and security software for Windows platforms, available to download.
Hackbusters
Distributes the Linux tool LaBrea, a tarpit for worms that use IP scanning for spreading.
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