[RFC-6238, TOTP, 30sec, 6 digits, SHA1, aka Google Authenticator]
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Base32 secret:
OTP:
Sec remaining:
UTC time:
show secret:
[explain this application]
Written by Guido Socher, MIT license
version info: 2018-05-25 -- first version, 2018-06-08 -- editorial updates, 2018-06-10 added google authenticator