Installing networks and making sure they’re able to communicate and talk to each other is the end of it for a network administrator. There are some guidelines that many admins neglect, which exposes the network and makes them vulnerable to attacks. In this section I’ll try to cover some of these guidelines. These guideline can be used as a general security guidelines and not just network security.
Rule-based Management
Firewalls, proxies, routers, IDPSs (IDS/IPS), antivirus, and more are example of rule-based security devices. Rule-based managements is a method of controlling the network activity via the use of rule-based devices. Each rule can either be explicit allow or deny. Continue reading 2. Guidelines For Secure Network Administration – part 1