Here's what to do if you have a Yahoo account

According to security firm Sophos this is wha you should do if you think you have been affected by the Yahoo data breach.

According to security firm Sophos this is what you should do if you think you have been affected by the Yahoo data breach.

Global head of security research at Sophos James Lyne said: "We continue to see even the biggest companies breached by cybercriminals looking to gain access to the private information their users provide to create a profile, including their password, date of birth or security question data. Cyber criminals are very proficient at using such data to commit broader fraud, so the ramifications of such a breach can extend well beyond e-mail.