NFC onboarder

You can use this web application to write URLs to blank NFC tags. Once onboarded, when someone taps the tag with their phone, it will open the URL you specify.

{sn} will be replaced with the tag's serial number, {hmac:key} will be replaced with the HMAC of the tag's serial number using the specified key

NFC onboarder

This web application will onboard blank NFC tags by writing the following URL when you tap the tag:

{sn} will be replaced with the tag's serial number, {hmac:key} will be replaced with the HMAC of the tag's serial number using the specified key
Activating NFC reader...
Onboarding tag...
Locking tag...
Tap your NFC tag...

NFC tag already onboarded.

Serial number:

NFC tag has been onboarded.

Serial number:
Tap your NFC tag
to make it read-only

NFC tag has been locked.

Serial number:
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