The Symantec Network Security Miniport Windows driver is associated with network security devices or software that uses miniport drivers to implement network filtering, security monitoring, or VPN functionality. Symantec, a well-known cybersecurity company, develops various network security solutions, including firewalls, intrusion detection systems (IDS), intrusion prevention systems (IPS), and VPN solutions. The miniport driver in this context typically refers to a driver that acts as an intermediary between the operating system and the Symantec security hardware or software, allowing it to intercept and filter network traffic.

The Symantec Network Security Miniport driver is often installed as part of a larger Symantec security solution like Symantec Endpoint Protection (SEP) or Symantec Network Security, which includes features such as firewall protection, VPN functionality, or network intrusion detection.