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 ...

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Last month, Twitter announced it was ending free SMS two-factor authentication. You may have seen this news, and you may well have done nothing to prepare. The date of the change is almost here. From ...

The cell phone wasn't quite 10 years old in December 1992. The switch from analog 1G networks to the advanced digital 2G networks occurred the previous year. Sony's revolutionary light-weight, ...

If you're having trouble receiving an SMS code from Instagram, you may need to try another form of two-factor authentication. You should also make sure your phone isn't in Do not disturb mode and that ...

Two-factor authentication (2FA) is a fantastic security measure, but not all 2FA is created equal. SMS-based 2FA is by far the least secure authentication option, and yet, far too many companies use ...