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by zecaurubu
1410 days ago
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#2: I believe they encrypt the backed-up tokens locally with a user-provided password [1]. The same password must be used to restore the backup. A malicious agent that "clones" your simcard will be able to obtain only an encrypted copy of your token data. This seems secure enough for me, but maybe I'm missing something. [1] https://authy.com/blog/how-the-authy-two-factor-backups-work... |
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