Passwords graphic
Media playback is unsupported on your device

Heartbleed bug: Public urged to reset all passwords

Several technology firms are urging people to change all their passwords after the discovery of a major security flaw.

The bug, nicknamed Heartbleed, could be used to access data thought to be protected by OpenSSL - encryption software commonly used by internet services.

Professor David Stupples of City University advised people to change passwords on services like email accounts and banking.

  • 09 Apr 2014
Go to next video: Webscape: Perfect passwords