sslscan
is a nice tool to show details about TLS/SSL connections:
~> sslscan some-host-at.makandra.de
Testing SSL server some-host-at.makandra.de on port 443
Supported Server Cipher(s):
Failed SSLv3 256 bits ECDHE-RSA-AES256-GCM-SHA384
Failed SSLv3 256 bits ECDHE-ECDSA-AES256-GCM-SHA384
Failed SSLv3 256 bits ECDHE-RSA-AES256-SHA384
Failed SSLv3 256 bits ECDHE-ECDSA-AES256-SHA384
Rejected SSLv3 256 bits ECDHE-RSA-AES256-SHA
...
Prefered Server Cipher(s):
TLSv1 128 bits ECDHE-RSA-AES128-SHA
SSL Certificate:
Version: 2
Serial Number: -18446744073709551615
Signature Algorithm: sha256WithRSAEncryption
Issuer: /C=BE/O=GlobalSign nv-sa/CN=GlobalSign Domain Validation CA - SHA256 - G2
Not valid before: Apr 22 09:27:05 2014 GMT
Not valid after: Nov 18 11:53:18 2016 GMT
Subject: /OU=Domain Control Validated/CN=*.makandra.de
You can scan different ports (e.g. for SMTP): ~> sslscan mail.makandra.com:25
Ubuntu? Try sudo apt-get install sslscan
.
Posted by Thomas Eisenbarth to makandra dev (2015-05-13 11:57)