Error
com.jcraft.jsch.JSchException: The cipher 'aes256-cbc' is required, but it is not available.
or
com.jcraft.jsch.JSchException: The cipher 'aes256-cbc' is required, but it is not available.
or
Caused by: java.security.InvalidKeyException: Illegal key size
Most likely you don't have the unlimited strength file installed now.
You may need to download this file:
Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 6
Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 7 Download
Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 8 Download
Install the file in ${java.home}/jre/lib/security/
.