Java: InvalidAlgorithmParameterException Prime size must be multiple of 64

Question

I implemented a Java program that will connect and execute a command in a remote server using JSCH. The problem is that whenever I tried to connect to the server, I got the

Answer 1

I solved a similar problem on oracle java 8 by switching to bouncycastle provider for ssl/tls:

1. Added bouncycastle to my project

   
       org.bouncycastle
       bcprov-jdk15on
       1.54
   
   

2. Before I do any SSL stuff, I add the BouncyCastle provider as 1st provider to the list:

   Security.insertProviderAt(new BouncyCastleProvider(),1);
   

This works with most stuff that uses sun's SSLSocketFactory, so it might also work with JSch.