IsSslCertValidationEnforced

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Returns a boolean value indicating if server cert validation was enforced for this connection

public function isSslCertValidationEnforced(): bool;

This information can be used while troubleshooting TLS handshake failures happening on connect stage.

Returns

• bool - true if server cert validation was enforced during TLS handshake for this connection, false otherwise.