Linux® is the registered trademark of Linus Torvalds in the U.S. and other countries.

UNIX is a registered trademark of The Open Group.

Type Enforcement is a trademark of Secure Computing Corporation, registered in the U.S. and in other countries. Secure Computing Corporation has not consented to the use or reference to this trademark by the author outside of this guide.

Apache is a trademark of The Apache Software Foundation.

MySQL is a trademark or registered trademark of MySQL AB in the U.S. and other countries.