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SMS Passwordless Authentication
- smt88 9y agoAbsolutely DO NOT use SMS authentication. It isn't secure[1][2][3] for two-factor auth, and it's definitely not secure as a single factor. 1. https://www.wired.com/2016/06/hey-stop-using-texts-two-factor-authentication/ https://www.wired.com/2016/06/hey-stop-using-texts-two-facto... 2. http://www.cybersecuritytrend.com/topics/cyber-security/articles/424266-nist-has-it-right-sms-not-secure.htm http://www.cybersecuritytrend.com/topics/cyber-security/arti... 3. https://www.theregister.co.uk/2016/12/06/2fa_missed_warning/ https://www.theregister.co.uk/2016/12/06/2fa_missed_warning/