Outbound-only reverse tunnels improve security by ensuring that no ports are open to the public internet. Instead of a remote user connecting directly into the network, a secure connector inside the environment initiates an outbound connection to a trusted proxy. This setup effectively hides the network from search engines and scanners, eliminates the vulnerabilities associated with inbound port forwarding, and works seamlessly across network address translation and non-public internet protocol environments. Learn more about the advantages of an outbound-only network.

For more information, see Industrial Cyber Security Best Practices.