filtering

CompTIA Network+ N10-004: 6.3 – Network Access Security

The network is a wide-open space, but there are a number of technologies that network and security professionals can use to help control access to critical parts of the network. In this modules, you’ll learn about filtering technologies, tunneling and encryption methods, and remote access applications and protocols.

CompTIA Network+ N10-004: 6.2 – Firewalls

Firewalls are one of the most fundamental security components in our modern networks, but not all firewalls are created equally. In this module, you’ll learn about common features of modern firewalls, such as network-layer and application-layer firewalls, stateful vs. stateless operation, content filtering, signature identification, and zone-based security.