Signal basics We should start by saying Signal is end-to-end encrypted: Essentially, no one else can hack into your messages, whether that’s government agencies or Signal staff.

The private messaging Signal is not a secure government network but it is used by many government officials and journalists. NPR's Leila Fadel talks with Matt Blaze, cybersecurity expert and ...

Signal is in the news for all the wrong reasons. Here's what to know about it and why it remains a top choice for protecting conversations.