22 million user IDs may be in the hands of hackers, after Yahoo Japan security breach

The call has gone out to Yahoo Japan’s 200 million users to change their passwords, after the company warned that it suspected hackers had managed to access a file containing 22 million user IDs.

Read more: 22 million user IDs may be in the hands of hackers, after Yahoo Japan security breach

Story added 20. May 2013, content source with full text you can find at link above.