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- Replacing Telnet: OpenSSH, a secure alternative
A step-by-step guide to setting up and using OpenSSH instead of telnet on your Linux box.
http://freeos.com/articles/2745/
- Securing Your Linux Box
Introduction to securing a Linux box, by Peter Vertes, Linux Gazette November 1998. (November, 1998)
http://linuxgazette.net/issue34/vertes.html
- More Linux Security
An introductory article on Linux security, by Andrew Berkheimer, Linux Gazette April 1997.
http://linuxgazette.net/issue16/security.html
- Linux Security 101
Introductory tutorial on securing a Linux system, with information on securing tcpd, by Kelley Spoon, Linux Gazette February 1997.
http://linuxgazette.net/issue14/security.html
- A Bit About Security
Brief discussion on what to check to ensure Linux system security, by Marcus Berglund, Linux Gazette January 1998.
http://linuxgazette.net/issue24/berglund.html
- Creating a Linux Firewall
explains very thoroughly how to build your own `bastion host' firewall with Linux using the Trusted Information Systems (TIS) Firewall Toolkit, by Benjamin Ewy, Linux Journal May 1996.
http://www.ssc.com/lj/issue25/1204.html
- Adding Security to Common Linux Distributions
Discusses ways Linux system administrators can secure a system from intruders, by Michael Jastremski, LinuxFocus July 1998.
http://www.linuxfocus.org/English/July1998/article60.html
- Secure POP via SSH mini-HOWTO
Explains how to set up secure POP connections using ssh, by Manish Singh.
http://en.tldp.org/HOWTO/Secure-POP+SSH.html
- Rusty's Remarkably Unreliable Guides
Netfilter project provides HOWTOs for packet filtering, NAT and netfilter code hacking for Linux.
http://www.samba.org/netfilter/unreliable-guides/
- Ritter's Crypto Glossary and Dictionary of Technical Cryptography
Hyperlinked definitions and discussions of many cryptographic, mathematics, logic, statistics, and electronics terms used in cipher construction and analysis.
http://www.ciphersbyritter.com/GLOSSARY.HTM
- Network Security Information: UNIX
Network Security Library has links to many UNIX (and, especially, Linux) security articles on host hardening, security admin guides, and special purpose hardening tips.
http://secinf.net/unix_security/
- Securing NIS
Provides a checklist on how to secure UNIX/Linux NIS (formerly YP) services in an intranet environment.
http://www.eng.auburn.edu/users/doug/nis.html
- Setting up a secure Linux server
Setting up a secure Linux server using RedHat and the Linux From Scratch system.
http://www.fiveanddime.net/ss/secureserver.html
- YoLinux: Internet Server Security HowTo and Tutorial
This tutorial covers the installation and use of hacker protection software such as Portsentry, tripwire, ssh. It also covers configuration and administration steps to make a Linux server secure against hackers.
http://yolinux.com/TUTORIALS/LinuxTutorialInternetSecurity.html
- UnOfficial SELinux FAQ
A technical FAQ for the NSA SELinux project, which covers installation and implementation issues.
http://www.crypt.gen.nz/selinux/faq.html
- A Simple Scheme to Make Passwords Based on One-Way Functions Much Harder to Crack
Discusses the possibility that crackers might generate and distribute a massive list of encrypted passwords.
ftp://ftp.cs.arizona.edu/reports/1994/TR94-34.ps
- A Short History of Cryptography
A brief historical analysis of the management of cryptography.
http://www.all.net/books/ip/Chap2-1.html
- Linuxs security basics
How to achieve the goal of every system admin: boring, predictable computers
http://www.itworld.com/Man/3872/lw-01-security/
- Linux Administrator's Security Guide
A comprehensive security guide aimed at administrators and users, available online in Acrobat PDF format, by Kurt Seifried.
https://www.seifried.org/lasg/
- Introduction to Linux Networking and Security
Brief introduction to the IP networking services, how to configure them, and how to set up a relatively secure Linux workstation. Published in ACM Crossroads, the ACM student magazine.
http://www.acm.org/crossroads/xrds6-1/linuxsec.html
- Installing a firewall, Part 1
Get the details of a secure Trustix 1.1 installation
http://www.itworld.com/Sec/2211/LWD111010fwinstall1/
- Firewalling and Proxy Server HOWTO
Teaches the basics of firewall systems and give you some detail on setting up both a filtering and proxy firewall on a Linux based PC, by Mark Grennan.
http://en.tldp.org/HOWTO/Firewall-HOWTO.html
- Linux Firewall Howto
Firewall HOWTO collection, ids, nids, hardening, penetration testing, auditing
http://www.linux-sec.net/
- Linux Security HOWTO
General overview of security issues that face the administrator of Linux systems. It covers general security philosophy and a number of specific examples of how to better secure your Linux system from intruders.
http://scrye.com/~kevin/lsh/t1.html
- Linux Security HOWTO
Security issues that face the administrator, security philosophy, examples of how to secure the system from intruders.
http://en.tldp.org/HOWTO/Security-HOWTO/
- Linux IPCHAINS-HOWTO
Describes how to obtain, install and configure the enhanced IP firewalling chains software for Linux, and how they might be used, by Paul Russell.
http://en.tldp.org/HOWTO/IPCHAINS-HOWTO.html
The Computer Science Directory currently has categories, which include links along with indexed pages.