OK, you are talking about the 64 bit keyID. The 32 bit keyIDs are no longer used for the reason you state. Shattered is about SHA-1 use in key signatures. It h

OK, you are talking about the 64 bit keyID. The 32 bit keyIDs are no longer used for the reason you state. Shattered is about SHA-1 use in key signatures. It has nothing to do with keyIDs.