Yttrandefrihetsgrundlagen (the Fundamental Law on Freedom of Expression) YGL
What Yttrandefrihetsgrundlagen protects the freedom to express yourself on radio, TV, film and the web, that is, in media other than print.
Who It binds the public sector and its civil servants, who may not censor or punish such expression in advance.
How You are covered by it when you express yourself in protected media, and it also safeguards the right to be an anonymous source to them.