a2fa ("annoying two-factor authentication") is a command line tool for generating and validating one-time password.
To install a2fa with winget, use the following command:
winget install -e --id csyezheng.a2fa| Title | Download and install a2fa for Windows |
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| Platform | Windows |
| Requirements | x64 |
| License | Apache License 2.0 |
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| Copyright | |
| Latest update | 2025-07-22 |
| Publisher | csyezheng |
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| SHA256 | EC2028BA556F1B86077531C56104260EB1065347F77E7725FBDCDC2660978563 |