I just trying logging into JSS with Firefox (40.0.3) and geting the same
issue: received a weak ephemeral Diffie-Hellman key in Server Key
Exchange handshake message. (Error code:
ssl_error_weak_server_ephemeral_dh_key)
I was able to log in with Chrome (Version 44.0.2403.157 m). I did have a
cert issue which prompts the warning that the website has not been
verified. But our Net Admin is aware of it and just has to up the trust
cert to stop the pesky warning page fr...