The 2 main changes will be the introduction on the Merkelized Abstract Syntax Tree (MAST) and Schnorr Signature. MAST introduces a situation allowing for the sender and recipient of a transaction to log off on its settlement with each other. Schnorr Signature will allow users to mixture several signatures https://financefeeds.com/goldman-sachs-joins-canton-networks-public-layer-one-blockchain-network/