Thank you Dimitry, that is a helpful link. I've removed the key-file attachment from comment #5, but am unable to otherwise edit/remove the text.
** Attachment removed: "dbgsym-release-key.asc" https://bugs.launchpad.net/ubuntu/+source/ubuntu-keyring/+bug/643623/+attachment/4903350/+files/dbgsym-release-key.asc -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-keyring in Ubuntu. https://bugs.launchpad.net/bugs/643623 Title: Should ubuntu-keyring include the debug archive key? Status in ubuntu-keyring package in Ubuntu: Confirmed Bug description: Binary package hint: ubuntu-keyring Currently there doesn't seem to be a good way for developers who haven't been to many keysignings to establish trust in the Ubuntu Debug Symbol Archive Automatic Signing Key (428D7C01) SIgning this key with with Ubuntu Archive Automatic Signing Key (or equivalent) and/or including the Ubuntu Debug Symbol Archive Automatic Signing Key in ubuntu-keyring could help to solve this problem. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-keyring/+bug/643623/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp