Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: http://johannes.sipsolutions.net/Projects/exim-tor-hidden-mail/FAQ

Files: *
Copyright: 2006 Johannes Berg
License: BSD

Files: tor-smtp/*
Copyright: 2005 Anil Madhavapeddy, 1995,1999 Theo de Raadt, 2006 Johannes Berg, 2001 Eric Jackson
License: BSD

Files: debian/*
Copyright: 2014 Petter Reinholdtsen
License: BSD