Packet Filtering Firewall: This type of Firewall detects PACKETS and block unnecessary packets and makes network traffic release.

Screening Router Firewalls: It's a software base firewall available in Router provides only light filtering.

Computer-based Firewall: It's a firewall stored in SERVER with an existing Operating System like Windows and UNIX.

Hardware base Firewall: Its DEVICE like BOX allows strong SECURITY from public network. Mostly used by big networks.

Proxy Server: Proxy server allows all clients to access Internet with different access limits. Proxy server has its own firewall which filters the all packet from web server.

Packet Filtering Firewall: This type of Firewall detects packets and block unnecessary packets and makes network traffic release.

Screening Router Firewalls: It's a software base firewall available in Router provides only light filtering.

Computer-based Firewall: It's a firewall stored in server with an existing Operating System like Windows and UNIX.

Hardware base Firewall: Its device like box allows strong security from public network. Mostly used by big networks.

Proxy Server: Proxy server allows all clients to access Internet with different access limits. Proxy server has its own firewall which filters the all packet from web server.