Risks Digest  
   Forum on risks to the public in computers and related systems.
   http://catless.ncl.ac.uk/Risks

NT Security Alerts and Digest Newsletter  
   Windows NT security alerts from several known resources. When new problems arise, alert is sent out.
   http://www.ntsecurity.net/

Check Point FireWall-1 discussion  
   Searchable archives of Check Point FireWall-1 mailing list and online discussion
   http://msgs.securepoint.com

InfoSec News  
   Privately-run medium traffic list that caters to distribution of information security news articles.
   http://www.attrition.org/security/isn.html

FreeBSD Resources  
   Mailing lists pertaining to FreeBSD. freebsd-security and freebsd-security-notifications are sources of official FreeBSD specific notifications.
   http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/eresources.html

Pete Moss Publications  
   Daily journals of concise, complete e-news for pro's, about hacking, cracking, spam, and security issues.
   http://www.petemoss.com/

CyberCrime-Alerts  
   Computer crimes and related arrests are the focus of these mail alerts. Subscribers can receive 5-20 messages per week as news breaks.
   http://topica.com/lists/cybercrime-alerts/

IWS INFOCON Mailing List  
   The INFOCON mailing list is devoted to the discussion of cyberthreats and all aspects of information operations, including offensive and defensive information warfare, information assurance, psychological operations, electronic warfare, ....
   http://www.iwar.org.uk/general/mailinglist.htm

SecureMac  
   Macintosh security mailing list for advisories, patches, and alerts.
   http://www.securemac.com/

The ISO17799 Security Newsletter  
   News, background and updates on this international security standard.
   http://www.iso17799-web.com

Cyberguard Mailing list  
   CyberGuard firewall mailing list information, subscription and searchable archives.
   http://www.realproject.be/mailman/listinfo/cybg

Bugtraq Moderated by Security Focus  
   Bugtraq mailing list archives of UNIX, NT, Win95, Novell, and Mac, bugs and exploits.
   http://online.securityfocus.com/archive

Redhat Linux Mailing list manager  
   Focuses on Linux and Redhat related security information specifically the Linux-security and Redhat-watch-list lists.
   https://listman.redhat.com/mailman/listinfo/

Microsoft TechNet Security - Product Security Notification  
   Microsoft techNet Security - Product Security Notification. Instructions on how to join the mailing list for Product Security bulletins notification.
   http://www.microsoft.com/technet/security/bulletin/notify.asp

Debian GNU/Linux -- Mailing List Subscription  
   Security mailing lists that deal with Debian Linux security issues, specifically the debian-security-announce and debian-security lists.
   http://www.debian.org/MailingLists/subscribe

Moderated Firewall and Security Mailing List  
   Firewall-wizards is a high-quality fully moderated firewall and security mailing list.
   http://honor.icsalabs.com/mailman/listinfo/firewall-wizards

[nn] Netscreen News Mailing List Archive  
   Support and communication surrounding Netscreen products for medium to advanced administrators.
   http://www.qorbit.net/nn/

The 'Security Digest' Archives  
   Dedicated to the history of the early 'Security Digest' archives, from the Unix 'Security Mailing List', through the Zardoz 'Security Digest' to the Core 'Security List'.
   http://securitydigest.org/

Alert Security Mailing List  
   Monthly security tips and alert mailing list. Pay subscription service provides information, tips and developments to protect your Internet computer security
   http://www.w3.easynet.co.uk/unitel/services/alert.html

Der Keiler  
   Searchable real-time updated archive of major security lists and newsgroups, including Cert, Securiteam, Linuxsecurity, VulnWatch, Full-Disclosure, Bugtraq, Incidents, Securityfocus, and several Usenet groups.
   http://www.derkeiler.com

Security Clipper  
   Mailing list aggregator offering a selection of security lists to monitor.
   http://www.securityclipper.com/

PC Security Weekly  
   Weekly digest of computer security issues written for home users.
   http://www.pcsecurityweekly.com/

SecLists.org  
   Website run by Fyodor of the NMAP project, a collection of security lists.
   http://www.seclists.org

SecuriTeam Mailing Lists  
   Location of various security mailing lists pertaining to exploits, hacking tools, and others.
   http://www.securiteam.com/mailinglist.html

Metasploit Mailing List  
   List pertiaining to the use of the metasploit exploitation framework
   http://www.metasploit.com/archive/framework/threads.html

Network Security Hacking Archive  
   Archive of network security related lists.
   http://www.networksecurityarchive.org

Computer Forensics Training Mailing List  
   Computer Forensics and incident response mailing list
   http://www.infosecinstitute.com/courses/computer_forensics_training.html

SCADA Security List  
   Mailing list concerning DCS and SCADA Security
   http://www.infosecinstitute.com/courses/scada_security_training.html

SGI and IRIX security list  
   List for SGI and IRIX security
   http://lists.man.ac.uk/mailman/listinfo/sg-users

Training Reviews List  
   Security training reviews, daily updates via newsletter available.
   http://www.trainingreviews.com/Security/index.html