Dictionary of Information Security

O

object passive entity that contains or receives information.

Access to an object potentially implies access to the

information it contains. Examples of objects are

records, blocks, pages, segments, files, directories,

directory trees, and programs, and bits, bytes, words,

fields, processors, video displays, keyboards, clocks,

printers, and network nodes.

object reuse reassignment and reuse of a storage medium

(e.g., page frame, disk sector, magnetic tape) that

once contained one or more objects.To be securely

reused and assigned to a new subject, storage media

must contain no residual data (magnetic remanence)

from the object(s) previously contained in the

media.

ohnosecond that minuscule fraction of time between hit-

ting the “send” button and realizing ...