User's Manual

Glossary-9
domain
Any tree or subtree within the Domain Name System (DNS) namespace. Domain
most commonly refers to a group of computers whose host names share a common
suffix, the domain name.
Domain Name System (DNS)
A system for naming computers and network services that is organized into a
hierarchy of domains. DNS is used in TCP/IP networks to locate computers
through user-friendly names. DNS resolves a friendly name into an IP address,
which is understood by computers.
In Oracle Net Services, DNS translates the host name in a TCP/IP address into an
IP address.
encrypted text
Text that has been encrypted, using an encryption algorithm; the output stream of
an encryption process. On its face, it is not readable or decipherable, without first
being subject to decryption. Also called ciphertext. Encrypted text ultimately
originates as plaintext.
encryption
The process of disguising a message rendering it unreadable to any but the
intended recipient.
enterprise domain
A directory construct that consists of a group of databases and enterprise roles. A
database should only exist in one enterprise domain at any time. Enterprise
domains are different from Windows 2000 domains, which are collections of
computers that share a common directory database.
Enterprise Domain Administrator
User authorized to manage a specific enterprise domain, including the authority to
add new enterprise domain administrators.
enterprise role
Access privileges assigned to enterprise users. A set of Oracle role-based
authorizations across one or more databases in an enterprise domain. Enterprise
roles are stored in the directory and contain one or more global roles.