Canto Identity Protocol Audit - code4rena Contest: https://code4rena.com/contests/2023-01-canto-identity-protocol-contest Medium M-01 Fee recipient addresses can't be changed in the protocol M-02 Subprotocol NFT can be registered again under a different name M-03 AddressRegistry can associate same CID to different addresses at the same time M-04 Attacker can forge remove data event with arbitrary Subprotocol NFT ID Gas Gas Report Low/QA Low/QA Report