Network Security: Protecting Perimeter and Perimeterless Networks
Network Security: Protecting Perimeter and Perimeterless Networks Networks today span on‑premises data centers, cloud services, and mobile devices. This mix makes the old idea of a single, hard fence less reliable. A solid defense blends traditional perimeter controls with protections that move with users and data. The goal is to reduce risk without slowing work, collaboration, or innovation. Perimeter security remains essential at entry and exit points. Firewalls, secure gateways, and intrusion detection systems help block unwanted traffic and alert on suspicious activity. Encrypting data in transit and at rest keeps even intercepted information unreadable. Regularly review rules, patch devices, and align configurations with business needs. ...