Apache Tomcat is a servlet engine that runs Java web applications, which are packaged as web application archive files, or WARs. A WAR file is the one that’s deployed to Tomcat, not a JAR file. But, ...

The jarsigner tool is bundled with every Java JDK install, is found in the JDK’s bin directory, and is likely accessibly directly through a command prompt or terminal window so long as the JDK’s bin ...

I'm guessing that, when launching the program through the batch file, the current working directory is now the jar file directory (which coincidently is what I want), so using a relative path to ...

Newer versions of Java now require all JAR files to be signed with a valid code-signing key, and starting with Java 7 Update 51, unsigned or self-signed applications are blocked from running.