User guide

180 WatchGuard Firebox X Edge
management station
The computer on which the WatchGuard Firebox System Manager and Policy
Manager runs; sometimes referred to as the administration host.
man-in-the-middle attack
An attack that deceives two parties into thinking they are communicating with
each other while, in fact, they are both communicating with a third party. This
type of attack is often attempted when the attacker desires communication with
a system under the identity of a particular user.
name resolution
The allocation of an IP address to a host name. See Domain Name
System
.
NetBIOS (Network Basic Input / Output System)
An extension of the DOS BIOS that enables a computer to connect to and
communicate with a LAN (Local Area Network).
NetBEUI (NetBIOS Extended User Interface)
A non-routable networking protocol used by smaller, non-subnetted networks
for internal communications. Because NetBEUI is not routable, network
transmissions sent via NetBEUI cannot be transmitted over the Internet.
network address translation (NAT)
A method of hiding internal network addresses from hosts on an external
network.
MAC (Machine Authentication Code)
A key-dependent, one-way hash function, requiring the use of the identical key
to verify the hash.
MAC address
Media Access Control address that is unique to a computer, and is used to
identify its hardware.
masquerading
A method of setting up addressing so that a firewall presents its IP address to
the outside world in lieu of the IP addresses of the hosts protected by the
firewall.
Mazameter
See
Bandwidth Meter .
MD2 (Message Digest 2)
A 128-bit, one-way hash function that is dependent on a random permutation
of bytes.
MD4 (Message Digest 4)
A 128-bit, one-way hash function that uses a simple set of bit manipulations on
32-bit operands.