Verify and Sign a Jar programmatically
问题 I am new to this topic, therefore I hope I use the right vocabulary. Is it possible to get the possibility of Jarsigner within Java self? I need the possibility to do the following things programatically: verify if a jar is signed with a certain private key from a keystore if the jar is verified: unsign the jar sign the jar with another private key from an official certificate authority, which is in the same or in another keystore In pseudo-code I imagine something like this: JarVerifier