When people talk about receiving SMS without a phone, what they really mean is that the message is redirected to a digital ...

SMS text messages are a weak, dangerous way of providing two-factor authentication codes, as we discussed years ago in “Facebook Shows Why SMS Isn’t Ideal for Two-Factor Authentication” (19 February ...

Multi-factor authentication via text leaves you open to attacks. I review privacy tools like hardware security keys, password managers, private messaging apps and ad-blocking software. I also report ...

SMS text messages were already the weakest link securing just about anything online, mainly because there are tens of thousands of employees at mobile stores who can be tricked or bribed into swapping ...

We've probably all received confirmation codes sent via text message when trying to sign into an account. Those codes are supposed to serve as two-factor authentication to confirm our identity and ...

Do you receive login security codes for your online accounts via text message? These are the six- or seven-digit numbers sent via SMS that you need to enter along with your password when trying to ...

At Black Hat, a research duo from FYEO demonstrate a technique they call smishmash to prove that using text messaging for your second factor is very risky. When the IBM PC was new, I served as the ...