Lawful execution of post and telecommunications surveillance under the rule of law is indispensable in order to protect the privacy of the population. The PTSS ensures compliance with the applicable regulations, acting as a central interface between the authorities and the telecommunications service providers. The main duty of the PTSS is to implement surveillance measures by order of the prosecution authorities. Previously, its main ‘clients’ were the public prosecutors of the 26 cantons, the Office of the Attorney General of Switzerland and the Federal Intelligence Service.
More information: https://www.li.admin.ch