How can i install Java Cryptography Extension (JCE)Unlimited Strength Jurisdiction Policy Files in Ubuntu 16.04.
Please tell me also that how can i check that JCE is installed in my system or not?
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You can get them at this PPA
sudo add-apt-repository ppa:webupd8team/java sudo apt update sudo apt install oracle-java7-unlimited-jce-policy
How can you tell if it is installed? This command will succeed :)
For a more upto date Java 8 version run
sudo apt install oracle-java8-installer
Openjdk comes already installed with JCE
A quick test to see if you have the JCE Unlimited Strength Jurisdiction Policy files installed:
$JAVA_HOME/bin/jrunscript -e 'print (javax.crypto.Cipher.getMaxAllowedKeyLength("RC5") >= 256);'
The command should return true if JCE is installed.
To see if it has installed, search for the installer. You can try to check in the
var directory and into
Follow this path:
/var/cache/oracle-jdk7-installer/ls. This will give you all the details about JCE and the Policies.
Installing JCE for JDK7, no longer works from the webupd8 team repository. Follow these instructions for JVM 6 or 7:
Taken from here.