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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:

Script Arguments

mssql.domain, mssql.instance-all, mssql.instance-name, mssql.instance-port, mssql.password, mssql.protocol, mssql.scanned-ports-only, mssql.timeout, mssql.username

See the documentation for the mssql library.

smtp.domain

See the documentation for the smtp library.

randomseed, smbbasic, smbport, smbsign

See the documentation for the smb library.

smbdomain, smbhash, smbnoguest, smbpassword, smbtype, smbusername

See the documentation for the smbauth library.

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 https://nmap.org/book/man-legal.html

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