Firewalls act as a barrier between a trusted internal network and untrusted external networks (like the ). They filter incoming and outgoing network traffic based on a set of predefined security , allowing or blocking data packets based on their source, destination, and content.
Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS) are tools that monitor network traffic for suspicious or activities. IDS detects and alerts administrators about potential threats, while IPS can actively block or prevent these threats from reaching the .
Implement strong access control mechanisms to ensure that only authorized and devices can access network resources. This includes user authentication, authorization, and . Encrypt sensitive data as it travels across the network. Technologies like SSL/TLS for web traffic and VPNs (Virtual Private Networks) for remote access can help ensure data . Conduct regular security audits, vulnerability assessments, and penetration testing to identify weaknesses in your network and address them proactively.
