Anywhere from 200 million to 600 million users of Facebook are believed to have been impacted by a security flaw at the social network.

For years, users' passwords were stored in a text document, which could have been opened by anyone who had internal access to files - that's as many as 20,000 staff.

Guest: Alex Hamerstone

Cybersecurity expert and head of risk management at TrustedSec

Anywhere from 200 million to 600 million users of Facebook are believed to have been impacted by a security flaw at the social network.


For years, users' passwords were stored in a text document, which could have been opened by anyone who had internal access to files - that's as many as 20,000 staff.


Guest: Alex Hamerstone


Cybersecurity expert and head of risk management at TrustedSec