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otpauth 1.0.1

Implements two-step verification of HOTP/TOTP

Package Documentation

cryptography has built-in two factor support now.

otpauth is One Time Password Authentication, which is usually called as two steps verification. You may have heard it from Google, Dropbox and etc.

Installation

Installing otpauth is simple with pip:

$ pip install otpauth

or, with easy_install:

$ easy_install otpauth

Usage

Generate and validate an otp code is very simple:

>>> from otpauth import OtpAuth
>>> auth = OtpAuth('secret')  # a secret string
>>> auth.hotp()  # generate a count based code, default count is 4
330810
>>> auth.valid_hotp(330810)
4
>>> auth.hotp(2)  # generate a count based code, count is 2
720111
>>> auth.valid_hotp(720111)
2
>>> auth.totp()  # generate a time based code
828657
>>> auth.valid_totp(828657)
True

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_uri('totp', 'Example:foo@bar.baz', 'Foo')
>>> import qrcode
>>> img = qrcode.make(s)
 
File Type Py Version Uploaded on Size
otpauth-1.0.1-py2.py3-none-any.whl (md5) Python Wheel 2.7 2015-05-26 5KB
otpauth-1.0.1.tar.gz (md5) Source 2015-05-26 4KB