keyFile resource

From The x3270 Wiki
Type Default Option: -keyfile
string x3270 c3270 s3270 b3270

Gives the name of a file contaning the private key for the certificate specified by the certFile resource or the chainFile resource. The default file type is PEM; it can be overridden by the keyFileType resource. If the private key is encrypted, the password is specified by the keyPasswd resource.

This resource only applies on platforms that use OpenSSL to implement TLS.