Apple has confirmed a privacy bug in it iPhone that allows the Siri voice assistant to read out messages from locked screens – even if the messages are hidden.

Despite yesterday’s leak of the Apple iOS Secure Enclave decryption key, experts are urging calm over claims of an immediate threat to user data.

A hacker identified only as xerub published the decryption key unlocking the iOS Secure Enclave Processor.

The method the FBI used to unlock the San Bernardino killer’s iPhone 5C does not work on newer models, FBI Director James Comey told a crowd of students on Wednesday night. In a Q&A following a keynote address at Kenyon College’s Expectation of Privacy conference in Gambier, Ohio, Comey spoke vaguely but clarified that the...