The type of software specifically designed to **monitor and manage network security** is known as **security software** or **network security management software**. This software helps prevent unauthorized access to networks and data by employing various measures, including **firewalls**, **intrusion detection systems**, and **antivirus programs**. It enables organizations to safeguard their digital assets, ensuring the integrity, confidentiality, and availability of the information they handle. This is critical for maintaining trust and compliance with security regulations.