NISTIR 7298 Revision 1, Glossary of Key Information Security Terms

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NIST IR 7298 Revision 1, Glossary of Key Information Security Terms Repair Action – NSA-approved change to a COMSEC end-item that does not affect the original characteristics of the end-item and is provided for optional application by holders. Repair actions are limited to minor electrical and/or mechanical improvements to enhance operation, maintenance, or reliability. They do not require an identification label, marking, or control but must be fully documented by changes to the maintenance manual. SOURCE: CNSSI-4009 Replay Attacks – An attack that involves the capture of transmitted authentication or access control information and its subsequent retransmission with the intent of producing an unauthorized effect or gaining unauthorized access. SOURCE: CNSSI-4009 Repository – A database containing information and data relating to certificates as specified in a CP; may also be referred to as a directory. SOURCE: SP 800-32 Reserve Keying Material – Key held to satisfy unplanned needs. See contingency key. SOURCE: CNSSI-4009 Residual Risk – The remaining potential risk after all IT security measures are applied. There is a residual risk associated with each threat. SOURCE: SP 800-33 Portion of risk remaining after security measures have been applied. SOURCE: CNSSI-4009 Residue – Data left in storage after information-processing operations are complete, but before degaussing or overwriting has taken place. SOURCE: CNSSI-4009 Resilience – The ability to quickly adapt and recover from any known or unknown changes to the environment through holistic implementation of risk management, contingency, and continuity planning. SOURCE: SP 800-34 Resource Encapsulation – Method by which the reference monitor mediates accesses to an information system resource. Resource is protected and not directly accessible by a subject. Satisfies requirement for accurate auditing of resource usage. SOURCE: CNSSI-4009 Pg 156
NIST IR 7298 Revision 1, Glossary of Key Information Security Terms Responder – The entity that responds to the initiator of the authentication exchange. SOURCE: FIPS 196 Responsible Individual – A trustworthy person designated by a sponsoring organization to authenticate individual applicants seeking certificates on the basis of their affiliation with the sponsor. SOURCE: SP 800-32 Responsibility to Provide – An information distribution approach whereby relevant essential information is made readily available and discoverable to the broadest possible pool of potential users. SOURCE: CNSSI-4009 Restricted Data – All data concerning (i) design, manufacture, or utilization of atomic weapons; (ii) the production of special nuclear material; or (iii) the use of special nuclear material in the production of energy, but shall not include data declassified or removed from the Restricted Data category pursuant to Section 142 [of the Atomic Energy Act of 1954]. SOURCE: SP 800-53; Atomic Energy Act of 1954 Revoke a Certificate – To prematurely end the operational period of a certificate effective at a specific date and time. SOURCE: SP 800-32 RFID – See Radio Frequency Identification. Rijndael – Cryptographic algorithm specified in the Advanced Encryption Standard (AES). SOURCE: FIPS 197 Risk – The level of impact on organizational operations (including mission, functions, image, or reputation), organizational assets, or individuals resulting from the operation of an information system given the potential impact of a threat and the likelihood of that threat occurring. SOURCE: FIPS 200 The level of impact on organizational operations (including mission, functions, image, or reputation), organizational assets, individuals, other organizations, or the Nation resulting from the operation of an information system given the potential impact of a threat and the likelihood of that threat occurring. SOURCE: SP 800-60 Pg 157
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NISTIR 7298 Revision 1, Glossary of Key Information Security Terms

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