Red Hat Linux Security and Optimization is a reference for power-users and administrators covering all security issues, including Filesystems Security, Securing root accounts and Firewalls. Other Security books talk about how to apply certain patches to fix a security problem -- but this book shows you how to secure all applications so that the chances for a security breach are automatically minimized. Application performance benchmarking will also be covered. This book introduces you to many application-specific performance and benchmarking techniques and shows you how to tune your computer as well as your networks. This book covers all the primary Red Hat Linux Applications such as Apache Web Server, WuFTP, FTP server, BIND DNS server, Sendmail SMTP server and focuses on how to enhance security for each of them. It also shows you how to secure NFS and Samba Server, as well as the Apache Web Server. Security Advisories are updates essential to the security of your machine. Red Hat recommends that every user of Red Hat Linux install these upgrades to prevent unauthorised intrusion or denial of service attacks. This guide has been developed with the full co-operation of Red Hat's security experts. Details are given of the Red Hat Bug Tracking Database, Bugzilla, in addition to all the Linux professional needs to ensure that their Red Hat system remains strong, safe and secure.