OpenBSD is a free, open-source Unix flavor maintained by The OpenBSD Project. The OpenBSD project focuses on providing security and integrated cryptography. OpenBSD runs on several platforms including Intel-based PC systems, Sun Sparc machines, HP300/HP400 and Apple Macintosh computers.

The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. OpenBSD emphasizes portability, standardization, correctness, proactive security and integrated cryptography. OpenBSD is freely available and developed by volunteers. The project funds development and releases by selling CDs and T-shirts, as well as donations from organizations and individuals.

A free BSD Unix version that is focused on security.

A UNIX-type operating system. Also see www.openbsd.org.

One of the three major versions of BSD available. The development team, led by Theo de Raadt, aims to provide the best possible security by examining the source code in detail and looking for potential holes. (www.openbsd.org) open source A broad term used by the Open Source Initiative (www.opensource.org) to embrace software developed and released under the GNU General Public License, the BSD license, the Artistic License, the X Consortium, and the Netscape License. It includes software licenses that put few restrictions on the redistribution of source code. The Open Source Initiative's definition was adapted from the Debian Free Software Guidelines. The OSI's definition includes 10 criteria, which range from insisting that the software and the source code must be freely redistributable to insisting that the license not discriminate. 1470

Offshoot of NetBSD. Formed because of personality conflicts within NetBSD, OpenBSD focuses on security issues.