===Apache hardening===

As well as considering the physical server and it's operating system users must thinking in terms of application security. Especially for those applications which either contain sensitive data or those that provide access routes to the machine for an attacker.

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===Database hardening===

Below are further guides for specific hardening techniques for the MySQL database system.

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[http://www.greensql.com/content/mysql-security-best-practices-hardening-mysql-tips MySQL Security Best Practices]