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Contents
Reference Papers
Firewalls
Service Port Numbers & Log Info
Attack Information
Compromise Detection & Recovery
UNIX Configuration
FTP
Web/CGI Scripts
Security Information Sites
Firewall Tools
NAT/Masquerading Tools & Info
iptables Logging Tools
Static IP Networking Tools & Info
How to hook up PPP in Linux
Software Sites
Security Related Software
General Software
Standards Sites
Whois Databases
RedHat Linux 6.1
General Linux Links
Firewall & Linux Books
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Reference Papers
Firewalls
Firewall-HOWTO
Firewall Policy Guide (ICSA)
Internet Firewalls Frequently Asked Questions
IPCHAINS-HOWTO
Network Ingress Filtering (RFC 2827)
Help Defeat Denial of Service Attacks: Step-by-Step (SANS)
Packet Filtering for Firewall Systems
Service Port Numbers & Log Info
Port Numbers (IANA)
FAQ: Firewalls: What am I seeing?
Commonly Probed Ports
Attack Information
Denial of Service Attacks
Email Bombing and Spamming
Smurf Attacks
Spoofed/Forged Email
TCP SYN Flooding and IP Spoofing Attacks
UDP Port Denial-of-Service Attack
Compromise Detection & Recovery
Intruder Detection Checklist
Recovering from a UNIX Root Compromise
UNIX Configuration
CERT Security Checklist
Eliminate SANS' Top 10 Security Threats
Passwd File Protection
Securing Internet Servers
Securing X Windows
Site Security Handbook (RFC 2196)
UNIX Configuration Guidelines
FTP
Anonymous FTP Configuration Guidelines
Anonymous FTP Abuses
FTP Port Command Security Hole
Web/CGI Scripts
CGI Script Security Holes
Managing Web Server Security
Security Information Sites
Apache Web Server Security Tips
BugTraq
CERT Coordination Center
CGI & Perl
CIAC - Computer Incident Advisory Capability
CIAC Security References
COAST Hotlist: Computer Security, Law & Privacy
COAST Hotlist: Internet Firewalls
COAST Security Archive
Dave Dittrich's Security Page
DShield.org (Shared Intrusion Detection Information)
HackerWacker
InfoSysSec (Information System Security Portal)
IP Masquerading Site
Lachlan Cranswick's Security Homepage
Lance Spitzner's Security Publications
Linux Administrator's Security Guide
Linux Security Resources
Matt's Unix Security Page
NIH: Computer Security Information
NIPC: National Infrastructure Protection Center
Packet Storm
Red Hat Security Page
SANS Institute
Security Focus
Security Portal
Security Search Engine
WWW Security Resources
Firewall Tools
ipmenu - iptables configuration tool based on ncurses
Mason - interactive, dynamic iptables configuration tool
floppyfw - static router/firewall on a floppy
IP Filter Kernel Module
Ipfwadm Dotfile Module
Ipfwadm/Ipchains Home Site (X/OS)
Isinglass PPP Firewall
Linux Router Project
SINUS Firewall
SmoothWall Firewall
TIS Internet Firewall Toolkit
Trinux Linux Security Toolkit
NAT/Masquerading Tools
IP Masquerade Resource
ipmasqadm (kernelnotes.org)
ipmasqadm (RedHat)
Linux IP Masquerade HOWTO
Masq Apps
Port Forwarding
iptables Logging Tools
fireparse
pdumpq
ulogd
Static IP Networking Tools
IP Sub-Networking Mini-Howto
Bridge + Firewall + DSL Mini-HOWTO
Linux Bridge+Firewall Mini-HOWTO
Bridge Filter Kernel Patch
Bridge Configuration Tool
Software Sites
Security Related Software
COAST Tools & Projects
Freefire Project
Insecure.Org (Nmap)
IPSEC: Linux FreeS/WAN Project
LEAF (Linux Embedded Appliance Firewall)
logcheck
Nmap
Saint
Secure-Me (Automated Security Scanning)
SOCKS Home Site
SSH Home Site
SSL (SSLeay and SSLapps)
SunSite Security Area
TripWire
General Software
Applications & Utilities
Linux Applications
Linux Software Encyclopedia
Netscape (ftp)
Sendmail.Org
Squid Object Cache
Sunet (ftp)
SunSite (www)
XNTP/NTP Time Synchronization Server
Tucows Linux
Standards Sites
IANA - Internet Assigned Numbers Authority
IANA - IPv4 Address Space
IANA - Port Assignments
IETF - Internet Engineering Task Force
RFCs - Request for Comments
Whois Databases
ARIN whois
APNIC whois
RIPE whois
RedHat Linux 6.1
Red Hat
HOWTOs
Linux Documentation Project
Installation Guide
Getting Started
System Administration
Network Administration
Programmer's Guide
General Linux Links
Cable Modem Info
DSL Reports
Emuse
Fresh Meat
Linux HeadQuarters
Linux Journal
Linux Links: The Linux Portal Site
Linux Online
Linux Powered
Linux Start
Linux Today
Linux World
Linux.Com
SlashDot
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