Implements two-step verification of HOTP/TOTP
Project description
Installation
To install otpauth, simply:
$ pip install otpauth
Usage
Generate and validate an otp code is very simple:
>>> from otpauth import OtpAuth
>>> auth = OtpAuth('secret') # a secret string
>>> auth.hotp()
330810
>>> auth.valid_hotp(330810)
4
>>> auth.hotp(2)
720111
>>> auth.valid_hotp(720111)
2
>>> auth.totp() # a time based string
828657
>>> auth.valid_totp(828657)
True
Google Authenticator
You can create a QR code for Google Authenticator to scan:
>>> from otpauth import OtpAuth
>>> auth = OtpAuth('secret') # a secret string
>>> s = auth.to_google('totp', 'Example:foo@bar.baz', 'Foo')
>>> import qrcode
>>> img = qrcode.make(s)
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