jarsigner

Sign and verify Java archive (JAR) files. More information: https://docs.oracle.com/en/java/javase/20/docs/specs/man/jarsigner.html.

• Sign a JAR file:
  jarsigner {{path/to/file.jar}} {{keystore_alias}}
• Sign a JAR file with a specific algorithm:
  jarsigner -sigalg {{algorithm}} {{path/to/file.jar}} {{keystore_alias}}
• Verify the signature of a JAR file:
  jarsigner -verify {{path/to/file.jar}}