Can a secret be hidden in a 'safe' java class offering access credentials?

Question

This is a brainstorming question about what\'s possible in Java (or not). I want to know if it is possible to hide a secret within a class and prevent anymore from accessing

Answer 1

You can obfuscate it from the .class file by using proguard or similar tools. You may also sign your JAR so other packages can't access it. Signing your JAR may help too.