Hostname In Certificate
- Last Updated: May 12, 2026
- 1 minute read
- OpenAccess SDK
- Version 8.1
- Documentation
Attribute
HostNameInCertificate (HNIC)
Description
Specifies a host name for certificate validation. This attribute provides additional security against man-in-the-middle (MITM) attacks by ensuring that the server the client is connecting to is the server that was requested. Consult your SSL administrator for the correct value.
Valid Values
string
where string is the host name or a server name.
If set to a host name, the client compares the specified host name to the values included in the certificate. The connection fails if the Host Name In Certificate value does not match the value in the certificate.
If set to a #SERVERNAME#, the client compares the server name specified in the connection string or data source of the connection to the value of the in the certificate. The connection succeeds if the values match. If the values do not match, the connection fails and the client throws an exception.
If SSL encryption or certificate validation is not enabled, this attribute is ignored.
Default
None