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- Feb 18 2015, 12:42 AM (479 w, 1 d)
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Feb 18 2015
Feb 18 2015
zhaofengli added a comment to T7309: Give scratch tokens when enabling two-factor authentication.
It's a Google-specific routine in the app (and only works when you set up your Google account with it), not a part of the TOTP standard. Servers implement scratch codes in their own ways.
zhaofengli added a project to T7309: Give scratch tokens when enabling two-factor authentication: Auth.