A ruby library for generating one time passwords and QR Codes.
Add this line to your application's Gemfile:
gem 'multi_factor_auth'
And then execute:
$ bundle
Or install it yourself as:
$ gem install multi_factor_auth
totp = MultiFactorAuth::TOTP.new("base32secret3232", issuer: "My Service")
totp.now # => "492039"
# OTP verified for current time
totp.verify("492039") # => true
sleep 30
totp.verify("492039") # => false
totp.provisioning_uri("alice@google.com")
hotp = MultiFactorAuth::HOTP.new("base32secretkey3232")
hotp.at(0) # => "260182"
hotp.at(1) # => "055283"
hotp.at(1401) # => "316439"
# OTP verified with a counter
hotp.verify("316439", 1401) # => true
hotp.verify("316439", 1402) # => false
MultiFactorAuth::Base32.random_base32 # returns a 16 character base32 secret. Compatible with Google Authenticator
totp = MultiFactorAuth::TOTP.new("base32secretkey3232")
qrcode = totp.qr_code("alice@google.com")
image = qrcode.as_png
svg = qrcode.as_svg
html = qrcode.as_html
string = qrcode.as_ansi
string = qrcode.to_s
Open source under the terms of the MIT License.
FAQs
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We found that multi_factor_auth demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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