A closed-door U.K. court hearing addressed apple's attempt to block a surveillance order requiring the creation of a back door for government access to encrypted data, raising privacy concerns globally.

apple's bid to block a surveillance order and the implications for user privacy.

The U.K. government department that issued the surveillance order apple is contesting.

An organization advocating for digital rights and privacy, critical of the surveillance order.

Legal director at privacy-international-company">privacy international who criticized the U.K.'s order.

U.S. lawmakers who commented on the implications of the U.K. order.