John Gilmore (activist)

John Gilmore
Gilmore in 2014
Born	1955 (age 61–62) York, Pennsylvania, U.S.
Nationality	American
Known for	Co-Founder of the EFF

John Gilmore (born 1955) is one of the founders of the Electronic Frontier Foundation, the Cypherpunks mailing list, and Cygnus Solutions. He created the alt.* hierarchy in Usenet and is a major contributor to the GNU project.

An outspoken civil libertarian, Gilmore has sued the Federal Aviation Administration, Department of Justice, and others. He was the plaintiff in the prominent case Gilmore v. Gonzales, challenging secret travel-restriction laws. He is also an advocate for drug policy reform.

He co-authored the in 1985, which evolved into DHCP - the primary way local networks assign devices an IP address.

As the fifth employee of Sun Microsystems and founder of Cygnus Support, he became wealthy enough to retire early and pursue other interests.

He is a frequent contributor to free software, and worked on several GNU projects, including maintaining the GNU Debugger in the early 1990s, initiating GNU Radio in 1998, starting Gnash media player in December 2005 to create a free software player for Flash movies, and writing the pdtar program which became GNU tar. Outside of the GNU project he founded the FreeS/WAN project, an implementation of IPsec, to promote the encryption of Internet traffic. He sponsored the EFF's Deep Crack DES cracker, the Micropolis city building game based on SimCity, and he is a proponent of opportunistic encryption.

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