Google Authenticator migration decoder
Convert Google Authenticator otpauth-migration://offline?data=...
transfer links
to plain otpauth links.
Usage
- Navigate to โฎ โ Transfer accounts โ Export accounts.
- Extract migration link from QR-code using your preferred software.
- Pass link to
otpauthtool.
Flags
-workdir string
working directory to store eventual files (defaults to current one)
-eval
evaluate otps
-http string
serve http (e.g. :6060)
-info
display batch info
-link string
migration link (required)
-qr
generate QR-codes (optauth://)
-rev
reverse QR-code (otpauth-migration://)
Example
NOTE: at least Go 1.16 required, or use latest binary release.
go get github.com/dim13/otpauth
Starting in Go 1.17, installing executables with go get is deprecated. go install may be used instead:
go install github.com/dim13/otpauth@latest
Usage
~/go/bin/otpauth -link "otpauth-migration://offline?data=CjEKCkhlbGxvId6tvu8SGEV4YW1wbGU6YWxpY2VAZ29vZ2xlLmNvbRoHRXhhbXBsZTAC"
Will output:
otpauth://totp/Example:[email protected]?issuer=Example&secret=JBSWY3DPEHPK3PXP
QR-Codes
~/go/bin/otpauth -qr -link "otpauth-migration://offline?data=CjEKCkhlbGxvId6tvu8SGEV4YW1wbGU6YWxpY2VAZ29vZ2xlLmNvbRoHRXhhbXBsZTAC"
# view and scan *.png in current working directory
Will generate:
Serve http
~/go/bin/otpauth -http=localhost:6060 -link "otpauth-migration://offline?data=CjEKCkhlbGxvId6tvu8SGEV4YW1wbGU6YWxpY2VAZ29vZ2xlLmNvbRoHRXhhbXBsZTAC"
Navigate to http://localhost:6060/
Docker
A Docker container can also be used to run the application by building and running the image as following
Build image
From the current directory run
docker build . -t otpauth:latest
Run container
To start a container from the previously created image run
docker run --name otpauth -p 6060:6060 -v $(pwd)/workdir:/app/workdir --rm otpauth:latest -workdir /app/workdir -http :6060 -link "otpauth-migration://offline?data=CjEKCkhlbGxvId6tvu8SGEV4YW1wbGU6YWxpY2VAZ29vZ2xlLmNvbRoHRXhhbXBsZTAC"
-p 6060:6060
Map the host 6060 to the containr 6060
-v $(pwd)/workdir:/app/workdir
Map the host dir to the containr dir
Navigate to http://localhost:6060/