A recent, yet to be proven paper claiming to have found a way to "destroy the RSA cryptosystem" has cryptographers asking what might replace it. What if a big crack appeared overnight in the ...

A new record has been set for the largest encryption key ever cracked – but your secrets should be safe for now. Long strings of numbers are essential to the encryption that keeps our online data safe ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Computer security experts were struggling this week to assess a startling claim by Chinese researchers that ...

Quantum computers could crack a common data encryption technique once they have a million qubits, or quantum bits. While this is still well beyond the capabilities of existing quantum computers, this ...