This is a no-win pincer movement for consumer. Withhold phone #, no 2-factor, get hacked. Provide it, get exposed.https://twitter.com/zeynep/status/770364893677621252 …
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I understand why SMS isn't a great choice. Not sure best solution for both privacy & security.
I don’t think I’ve ever provided a phone number to enable an authenticator token for any service… When do you get prompted?
Usually just scan QR code and you’re up and running.
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