Art. 8 I European Convention on Human Rights (4 Nov 1950):

“1. Everyone has the right to respect for his private and family life, home and correspondence.”

2. There shall be no interference by a public authority with the exercise of this right except such as is in accordance with the law and is necessary in a democratic society in the interests of national security, public safety or the economic well-being of the country, for the prevention of disorder or crime, for the protection of health or morals, or for the protection of the rights and freedoms of others.”