Let's add a decentralized Twitter proof to your OpenPGP keys.
Post a Twitter proof message
Log in to twitter.com and compose a new tweet with the following text (make sure to replace FINGERPRINT):
This is an OpenPGP proof that connects my OpenPGP key to this Twitter account. For details check out https://keyoxide.org/guides/openpgp-proofs [Verifying my OpenPGP key: openpgp4fpr:FINGERPRINT]
After posting, copy the link to the tweet.
Update the PGP key
First, edit the key (make sure to replace FINGERPRINT):
gpg --edit-key FINGERPRINT
Get a list of user IDs and find the index of the one to assign the notation to:
Select the desired user ID (make sure to replace N):
Add a new notation:
Enter the notation (make sure to update with the link to the tweet copied above):
Save the key:
Upload the key to WKD or use the following command to upload the key to keys.openpgp.org (make sure to replace FINGERPRINT):
gpg --keyserver hkps://keys.openpgp.org --send-keys FINGERPRINT
And you're done! Reload your profile page, it should now show a verified Twitter account.