improve README.md

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scito 2022-09-04 08:57:12 +02:00
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Extract two-factor authentication (2FA, TFA) secret keys from export QR codes of "Google Authenticator" app
Extract two-factor authentication (2FA, TFA) secret keys from export QR codes of "Google Authenticator" app.
The secret and otp values can be printed and exported to json or csv. The QR codes can be printed or saved as PNG images.
## Usage
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* Python 3.10.6, protobuf 4.21.5, qrcode 7.3.1, and pillow 9.2
For protobuf versions 3.14.0 or similar or Python 3.6, use the extract_otp_secret_keys version 1.4.0.
### Optional
For printing QR codes, the qrcode module is required, otherwise it can be omitted.