Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. This surprise Instagram message could signal an attack attempt ...

Dropbox users have been warned to stay alert after a new password attack has been confirmed — what you need to know and do.

Passwords remain a persistent point of tension between usability and security. Controls designed to strengthen authentication often introduce complexity, which encourages users to rely on familiar ...