Top "Jar-signing" questions

The Java™ platform enables you to digitally sign JAR files.

Why does Java Web Start say a signed jar file is unsigned?

Java Web Start (JWS) says that it can't launch my application because the jar file is unsigned: Error: Unsigned application …

java jar code-signing java-web-start jar-signing
Is it possible to sign a java applet for free?

I made a weird applet which allows you to paint with your voice. Obviously it requires access to the microphone, …

java digital-certificate jar-signing signed-applet
How can I tell which signed jar is causing maven-shade-plugin to fail?

To run maven-shade-plugin, I have to use to method described here due to signed dependencies, as shown here: <plugin&…

maven maven-3 manifest.mf jar-signing maven-shade-plugin
Verifying Jar Signature

I'm trying to programmatically verify that a jar file has not been obviously tampered with. I have 2 use cases I …

java jar-signing
Signing a jnlp in order to get rid of the Security Warning

I am developing at a company where a jnlp file is used to start a swing web based java application. …

java jakarta-ee applet jnlp jar-signing
Sign a jar file created with maven-assembly plugin

I'd like to build an assembly and then sign it. My problem is that the jarsigner signs not the assembly, …

java maven jar-signing
Java Applet - "Block potentially unsafe components from being run?" message

Since the latest Java update, two of my applets are displaying a warning pop-up to our users even though both …

java applet jarsigner jar-signing
getting UNKNOWN publisher warning message for java applets

recently I have upgraded to jre 1..7.45b18 and started getting the security popup saying Do you want to run this …

swing jnlp jarsigner jar-signing signed-applet