Unix (Linux and Solaris) Security --- A Survey

Information Systems Department

Security is vital for all networked computers, particularly those up and running 24/7, and machines running services such as Web/HTTP, telnet, FTP, sendmail and NFS.

This document surveys security-related issues and software for Unix-like operating systems.

Document History

2003 August... this document has not been maintained for a while.
Second draught: 2002 June 25, Simon Hood.
First draught: 2001 June 28, Simon Hood.

Feedback

We welcome feedback on our documentation --- if there are mistakes please tell us! Feedback should be sent by email to [email protected].

Contents:

Overview
An Introduction
Basic Security Policy
Authentication
Secure Linux Distributions
Attack your own system...portscanners
Log Daemons
Inetd, TCP Wrappers, Portmapper and Xinetd
Packet Filters
Logs Scanning and Automatic IP Blocking
Kernel Patches
SecureSSH
OpenBSD
More

About this document:

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