decrypt-2fas-backup

2FAS app encrypted export decryption tool.

Usage

Run first to get the dependency:

$ pip3 install cryptography

Run the tool:

$ ./decrypt-2fas-backup.py passphrase 2fas-backup-20220408234614.2fas

Purpose of the script

Usage of 2FA secrets on a PC using tools like oathtool, especially in case of a smartphone failure.