Ubuntu Security Guides

Security Updates

• AutomaticSecurityUpdates - How to set up Ubuntu to install security updates automatically

Passwords

• StrongPasswords - How to generate and use strong passwords in Ubuntu

Miscellaneous Information

• StricterDefaults - Default settings that you could change if you wanted stricter settings at the cost of convenience

Security Tools

General

• InstallingSecurityTools - A guide to installing several security applications in Ubuntu

Firewall

• UFW - Uncomplicated Firewall installed by default in Ubuntu 8.04 LTS and later - https:///ufw

• IptablesHowTo - An introduction to the powerful Linux IPTables firewall

• SinglePacketAuthorization - Advanced "firewall knocking" via cryptographic authentication

Intrusion Detection

• Network Intrusion Detection System (IDS) - Setting up Snort and acidbase to serve as an IDS

Data Leak Prevention

• MyDLP - Installation and Internet / e-mail configuration instructions to prevent data leak from network with MyDLP.

System Hardening

• BastilleLinux - The Bastille Linux Security Hardening Tool

System Integrity

• BitDefender - How to install Bit Defender Linux Edition

• FileIntegrityAIDE - File integrity monitoring and verification with AIDE

• RKhunter - How to use RKhunter.

SSH

• AdvancedOpenSSH - Advanced OpenSSH configuration for enhanced security

Data Deletion

• SecureDeletion - How to erase (wipe) data from hard discs in a way that hampers data recovery

Encrypted Filesystems

• Encrypted Filesystems - Index page containing step-by-step instructions on encrypting entire root filesystems and portable devices

Encrypted Folders

• FolderEncryption - How to encrypt a folder with encfs, and automatically mount it at login

GPG

• GPG Key - How to create/manage a GPG key and use it in your favorite E-Mail client

• GPGKeyOnUSBDrive - How to store your GPG key securely on an encrypted USB flash drive

SSL

• OpenSSL - OpenSSL Secure Sockets Layer implementation information

• CommonAccessCard - Department of Defence Common Access Card (CAC) for Public key infrastructure (PKI) Authentication

Anti-Virus

• AntiVirus - About antivirus programs in Gnu&Linux. To summarise, they are the best way to scan a Windows partition or to block an infected file that people are passing around to each other.

• Linuxvirus - An overview of the types of malware generally found on computers and descriptions of specific malware that works on Linux (usually made to test the security of systems).

• ClamAV - How to install ClamAV on your HD

Anonymity

Tor Project - Anonymous web surfing using Tor and Polipo.