A warrant canary is a method by which a communications service provider aims to implicitly inform its users that the provider has been served with a government subpoena despite legal prohibitions on revealing the existence of the subpoena
A warrant canary is a method by which a communications service provider aims to implicitly inform its users that the provider has been served with a government subpoena despite legal prohibitions on revealing the existence of the subpoena
Tyrion Lannister does this in Game of Thrones (I want to say in Clash of Kings, but it’s been like 15 years since I’ve read the books)