tessera-simple
· Tessera is a stateless Java system that is used to enable the encryption, decryption, and distribution of private transactions for Quorum.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window tessera-simple-21.4.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
