How does Liquid keep my transaction…

How does Liquid keep my transaction data confidential?

By default, all Liquid transactions use Confidential Transactions, a cryptographic protocol that hides both the type of assets and amounts that are transacted to any third parties monitoring the Liquid blockchain.

https://help.blockstream.com/hc/en-us/articles/900001390743-How-does-Liquid-keep-my-transaction-data-confidential-