Error "The security strength of SHA-1 digest algorithm is not sufficient for this key size" when trying to clone git repository using ssh

Solution In Progress - Updated -

Issue

  • Attempt to start kie-config-cli.sh using ssh fails with the message:

    WARN  [org.apache.sshd.server.session.ServerSession] (sshd-SshServer[2aeb684e]-nio2-thread-2) Exception caught: java.security.InvalidKeyException: The security strength of SHA-1 digest algorithm is not sufficient for this key size
    ...
    Exception in thread "main" java.lang.RuntimeException: org.eclipse.jgit.api.errors.TransportException: ssh://brmsAdmin@localhost:8001/system: Session.connect: java.io.IOException: End of IO Stream Read
    ...
    
  • Attempt to clone git repository using ssh fails with The security strength of SHA-1 digest algorithm is not sufficient for this key size message;

Environment

  • Red Hat JBoss BPM Suite (BPMS) 6.4
  • Red Hat JBoss BRMS (BRMS) 6.4

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In