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I'd like to get you started on SMS 2fa. I deal with this a lot at work and would like as much information as possible!
by drchickensalad 8y ago
I'd like to get you started on SMS 2fa. I deal with this a lot at work and would like as much information as possible!
- jandrese 8y agoSMS is terribly insecure. Using it as a security system is a bad idea. SMS verification is more for discouraging bots from making accounts by making it expensive--you need to buy a cell phone. Every SMS verification system refuses to send to VoIP type accounts for this reason.
- jsoverson 8y agoCouple this with the fact that mobile services are also subject to credential stuffing attacks constantly and, for the services that allow you to read SMS messages online, the attackers who take over your mobile account also gain a critical piece of your 2FA protection.
- davchana 8y agoExactly that's why I have disabled my Google email recovery via phone number. Only possibilities are Auth via an existing signed-in device, Google Auth, or backup codes.