Member preview

Where are the flaws in two-factor authentication?

One of the main tools for keeping hackers at bay offers no guarantee of security

Two-factor authentication (2FA) is becoming ever more popular as companies deal with growing concerns over cyber-insecurity. With 2FA, account-holders validate their identity online by entering a password and then adding a countersign that is…

This story is for Medium members.

Medium curates expert stories from leading publishers exclusively for members (with no ads!).

Already have an account? Sign in.

Join Medium to read this story.

Sign up with a free account to read this ad-free selection.
Already have an account? Sign in.