package XYZ contains A.class B.class C.class We packaged them in a jar. We created XYZ.jar and XYZ-signed.jar inside XYZ.jar we had put only A.class and B.class and inside XYZ-signed.jar we had put only C.class As the name indicates XYZ-signed.jar is signed using jarsigner tool When we are running our GUI application we get the following error whenever C.class has to be loaded: "SecurityException:signer information does not match signer info of other classes in same package" JDK Information: Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b   More>>

			

			package XYZ contains
			

			A.class
			

			B.class
			

			C.class
			

			

			We packaged them in a jar.
			

			

			We created XYZ.jar and XYZ-signed.jar
			

			inside XYZ.jar we had put only A.class and B.class and inside
			

			XYZ-signed.jar we had put only C.class
			

			As the name indicates XYZ-signed.jar is signed using jarsigner tool
			

			

			When we are running our GUI application we get the following
			

			error whenever C.class has to be loaded: