NetCrunch Knowledge Base

How-tos, troubleshooting and answers about NetCrunch.

SSL Connection (legacy)

Applies to 9.x 8.x 7.x

Tools->Options->General Options->Server-> Web Access section->Use OpenSSL for encryption

Secure Sockets Layer (SSL) is a widely used method for creating a secure type of remote connections that are fully encrypted.

In particular, the method utilizes the so-called public key cryptography to securely generate and exchange a session key for symmetric encryption.

The SSL cannot be used until a certificate is obtained from a certification authority (CA) on the Web. For testing purpose NetCrunch provides a root certificate which verifies the validity of the certification authority (CA) that issued the certification file for the machine on which the program is running.

The self - signed certificates are not trusted by browsers, which results in displaying "warning messages" even though they can be used for encryption. Therefore, in order to avoid the certificate error messages the user needs to obtain the security certificate from a trusted certifying authority.

Before you establish a secure connection with NetCrunch using Web Access you must first enable SSL in the program: Tools->Options->General Options->Server-> Web Access section->Use OpenSSL for encryption

To have this functionality work correctly, you need to indicate the following:
Key File (.KEY extension)
Contains the public key used for encrypting/decrypting secure Web Access connection to NetCrunch.
Certification File (.CRT extension)
Used to validate the machine on which the NetCrunch program is running and to which you will later connect using Web Access with SSL.
Root Certification File (.CRT extension)
Used to validate the certification authority (CA) that issued the certification file used to validate the machine on which NetCrunch is running.

To connect to NetCrunch using the Web with SSL, in your Web browser type in the following:

https://`<ADDRESS_OR_NAME_OF_NETCRUNCH:PORT_NUMBER>`

All three files described above are located in the ...\WebAccess\ssl directory of where NetCrunch was originally installed.

Please note that Key File, Certification File and Root Certification File can only be selected from the local Administration Console, installed on the machine where NetCrunch Server is running.

The port number can also be changed in the program options in the Web Access page.

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