Radical Cinema, a Paris based collective of artists and activists. radicalcinema.org
Kassandre [2008-2012] a collective of filmmakers who advocated for the use of copyleft licenses in cinema.
Restricting encryption does not prevent terrorist attacks but constitutes a real threat to freedom of expression. Contrariwise, using encryption is a non-violent mode of action to preserve civils rights. By the bye Internet is Anarchy and has not been made to be monitored.