File tls-nextprotoneg
Script types:
portrule
Categories:
discovery, safe, default
Download: http://nmap.org/svn/scripts/tls-nextprotoneg.nse
User Summary
Enumerates a TLS server's supported protocols by using the next protocol negotiation extension.
This works by adding the next protocol negotiation extension in the client hello packet and parsing the returned server hello's NPN extension data.
For more information , see: * https://tools.ietf.org/html/draft-agl-tls-nextprotoneg-03
Example Usage
nmap --script=tls-nextprotoneg <targets>
Script Output
443/tcp open https | tls-nextprotoneg: | spdy/3 | spdy/2 |_ http/1.1
Requires
Author: Hani Benhabiles
License: Same as Nmap--See http://nmap.org/book/man-legal.html