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niallsmart/totp.rb

Last active August 29, 2015 14:13
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TOTP tester using rotp gem
Raw
totp.rb
require 'rotp'
require 'qrencoder'
random = "m5qckrq57y2s6232"
totp = ROTP::TOTP.new(random)
qr_string = totp.provisioning_uri("niall.smart@gethightower.com")
qr_code = QREncoder.encode(qr_string)
qr_code.png(pixels_per_module: 4, margin: 1).save("qr_code.png")
puts "OK. Now open qr_code.png and scan it into Google Authenticator."
puts ""
loop do
printf("What is your most excelent OTP? ")
otp = gets.chop
puts totp.verify_with_drift(otp, 120)
end
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