On Microsoft Servers, a domain controller (DC) is a server that responds to security authentication requests (logging in, checking permissions, etc.) within the Windows Server domain. A domain is a concept introduced in Windows NT whereby a user may be granted access to a number of computer resources with the use of a single username and password combination.
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Famous quotes containing the word domain:
“No domain of nature is quite closed to man at all times.”
—Henry David Thoreau (1817–1862)