Many people worry that quantum computers will be able to crack certain codes used to send secure messages. The codes in question encrypt data using “trapdoor” mathematical functions that work easily ...

T-Mobile, AT&T and other mobile carriers are reminding customers to take advantage of free services that can block identity thieves from easily “porting” your mobile number out to another provider, ...

Twitter has said it used phone numbers and email addresses, provided by users to set up two-factor authentication on their accounts, to serve targeted ads. In a disclosure Tuesday, the social media ...

Two-factor authentication (2FA) is highly recommend with your Apple ID, especially for iCloud or iTunes and App Store purchases, there’s one drawback: you need access to a second factor, or you might ...