| Red Hat Linux 7.1: The Official Red Hat Linux Reference Guide | ||
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Security information is constantly changing, and websites provide a convenient way to get the latest scoop. To stay on top of the recent security notices or to find out more about various security issues involving Red Hat Linux, visit Linux and general security websites regularly. Also, if you need help constructing a solid security policy around the particular needs for your system, use a good security book to give you ideas.
http://www.redhat.com/support/errata — Go to the Support section of the Red Hat website for security advisories issued and updates posted for each version of Red Hat Linux by Red Hat.
http://www.cert.org — The CERT web site offers a very up-to-date list of high-impact security incidents and vulnerabilities, including detailed information on each security notice and how to recover a system after being compromised.
http://www.sans.org — The System Administration, Networking and Security Institute (SANS) website offers security alerts in a digest form, including convenient links to updated RPMs (when available).
http://www.linuxsecurity.com — The Linux-Specific Security website has a collection of Linux security-related links, documentation and much more.
http://www.securityportal.com — The Security Portal website contains a mix of recent security news, Linux-specific fixes, and documents explaining how to construct better security models and policies.
Securing and Optimizing Linux: Red Hat Edition by Gerhard Mourani; OpenNA — This book is also available for free download as a PDF file at http://www.openna.com.
Secrets & Lies by Bruce Schneier; John Wiley & Sons, Inc. — A thorough and pragmatic examination of the current computer security issues.