Email-Verschlüsselung / email encryption:
http://www.backwoodshome.com/blogs/ClaireWolfe/2012/12/13/lets-talk-email-encryption/
http://www.wired.com/threatlevel/2010/09/fbi-backdoors/
Staatstrojaner / Bundestrojaner:
http://en.wikipedia.org/wiki/Staatstrojaner#Bundestrojaner
http://ccc.de/de/updates/2011/staatstrojaner
"floodnet" / "Electronic Disturbance Theater" / "Zapatismo"
http://www.thing.net/~rdom/ecd/ecd.html
http://en.wikipedia.org/wiki/Electronic_Disturbance_Theater
http://www.thing.net/~rdom/zapsTactical/foyer3.htm
http://www.thing.net/~rdom/ecd/ZapTact.html
"Toywar" (etoy versus eToys.com)
http://toywar.etoy.com/