Firewall & VPN

Firewall & VPN

Terms relating to firewalls, which help keep a network safe by not accepting potentially harmful datapackets. Also relates to VPNs, or virtual private networks, that virtually provide a different IP address which makes it seem that the user is using a computer from another location.

Industry: Network hardware

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Firewall & VPN

CIDR

Network hardware; Firewall & VPN

This acronym means "Classless Inter-Domain Routing", which is documented in RFCs 1517-1520.

client-side transparency

Network hardware; Firewall & VPN

The opposite of server-side transparency (see "transparent"). A transparent connection (TCP) or data stream (UDP) in which the firewall is transparent to the server. In other words, the client's IP ...

default gateway

Network hardware; Firewall & VPN

The default gateway, which is also known as the "default route", or "route of last resort", is an IP networking configuration parameter. Clients behind the firewall should set their default gateway ...

DNSd

Network hardware; Firewall & VPN

This acronym means "DNS daemon", and refers to the Raptor Firewall DNS proxy that is installed as part of the firewall. DNSd is one of the firewall's standard proxies.

dynamic authentication

Network hardware; Firewall & VPN

The opposite of static authentication. In dynamic authentication, the usernames and passcodes for the authentication scheme exist on the authentication server and not on the firewall. Hence, the ...

entity group

Network hardware; Firewall & VPN

A logical association of hosts, subnets, and/or domains that can be used to build the endpoint for an authorization rule or filter. Entity groups are created and managed from the Net Entities button ...

ESP

Network hardware; Firewall & VPN

This acronym means "Encapsulating Security Payload", and refers to a protocol, within the IPSEC suite of protocols, for the privacy protection of IP data. The ESP protocol is described in RFC 1827.