Latest News / News from 2010 / News -- Security Support for Debian 4.0 to be terminated January 21st, 2010 Security Support for Debian GNU/Linux 4.0 to be terminated on February 15th One year after the release of Debian GNU/Linux 5.0 alias lenny and nearly three years after the release of Debian GNU/Linux 4.0 alias etch the security support for the old distribution (4.0 alias etch) is coming to an