MAC(1) OBSOLETE. Military Airlift Command. See AMC. (2) Maintenance Allocation Chart.
Magic PacketA broadcast frame used with wake-on-LAN (WOL) technology. The data that is contained in a Magic Packet is the defined constant as represented in…
Mandatory Integrity ControlA security feature that requires a process to have an integrity level equal to or higher than the integrity level of an object in order to obtain some…
manifestAn XML document that describes requirements for an application. The application manifest can be a separate file or embedded in the application's .exe file.
MBRThe first sector on a hard disk, which begins the process of starting the computer.
Message Authentication CodeAn algorithm that allows a receiver to ensure that a block of data has retained its integrity from the time it was sent until the time it was received.
Microsoft DigestA security support provider (SSP) that implements the Digest Access protocol. Microsoft Digest provides a simple challenge-response mechanism for…
Microsoft Management ConsoleA Microsoft management display framework that provides a unified view for administering multiple integrated network applications.
mixed modeThe default operating mode of Exchange when it is installed. Mixed mode allows Exchange 2003 and Exchange 2000 servers and servers running earlier…
MMCA Microsoft management display framework that provides a unified view for administering multiple integrated network applications.
msDS-ResultantPSOA user object attribute that can be queried to retrieve the distinguished name of the Password Settings object (PSO) that is applied to the user.
MUI PackA set of technologies that enable a multilingual Windows installation.
Multi-master ReplicationData can be modified on any DC and is replicated to all other DCs within a domain.
Multi-master replication (in ADAM)A feature of Active Directory Application Mode that provides and maintains copies of the directory across multiple servers in a configuration set.