ExpertGlossary terms starting with S

4,972 terms

Security Identifier (SID) In Windows-based systems, a unique value that identifies a user, group, or computer account within an enterprise.
Security Impact Analysis The analysis conducted by an agency official, often during the continuous monitoring phase of the security certification and accreditation process, to…
security interaction policy Common aspects of security policies necessary in order for interactions to take place between domains [10181-1]..
Security Interest The creditor’s right to take property or a portion of property offered as security.
security kernel 1. In computer and communications security , the central part of a computer or communications system hardware, firmware, and software that implements the…
Security Label Explicit or implicit marking of a data structure or output media associated with an information system representing the FIPS 199 security category, or…
Security Level The combination of hierarchical classification and a set of non-hierarchical categories that represents the sensitivity of information.
security life The time over which cryptographically protected data or other security processes have value. [After X9.67]
security management In network management, the set of functions (a) that protects telecommunications networks and systems from unauthorized access by persons, acts, or…
security measure A means by which a System Security Policy is enforced [CESG]. Note: A general term, covering technical, procedural and management aspects of security.
security mechanism The logic or algorithm that implements a particular security enforcing or security relevant function in hardware and software [ITSEC].
security model A mathematical or conceptual representation for specifying and proving system security [CESG].
security object An entity in a passive role to which a security policy applies [ECMATR46].
Security Objective Confidentiality, integrity, or availability.
security operating procedures (SyOPs) Documentation specifying the procedures that are to be carried out by system users (including the System Administrator and operators) to uphold all…
Security package The software implementation of a security protocol. Security packages are contained in security support provider dynamic-link libraries (DLLs) or in…
Security Perimeter SEE Accreditation Boundary.
security permission A mechanism defined by J2SE, and used by the J2EE platform to express the programming restrictions imposed on application component developers.
security permission set The minimum set of security permissions that a J2EE product provider must provide for the execution of each component type.
Security Plan SEE System Security Plan.
Security policies Global domain security rules.
Security Policy The set of laws, rules, and practices that regulate how an organization manages, protects, and distributes sensitive information.
security policy domain A scope over which security policies are defined and enforced by a security administrator.
Security Policy Model An informal presentation of a formal security policy model.
security policy model (SPM) 1. An informal presentation of a formal security policy model [POSIX.6]. 2. An informal presentation of a formal security policy model [TCSEC]. 3.
Security principal In Windows-based systems, a user, group, or computer that is automatically assigned a security identifier (SID) to control access to resources.
Security Program The implementation of formal security policies and procedures established by DoD and other departmental publications to secure vital components of weapon…
Security protocol A specification that defines security-related data objects and rules about how the objects are used to maintain security on a computer system.
security range [The] highest and lowest security levels that are permitted in or on an information system (IS), system component, subsystem, or network. [INFOSEC-99]
security relevant That which is not security enforcing, but must function correctly for the Target of Evaluation to enforce security [ITSEC].
Security Relevant Event Any event that attempts to change the security state of the system. Also, any event that attempts to violate the security policy of the system.
security requirement The statement by the Departmental Security Officer (DSO) of the minimum standards to be met by a specific system and particular threats which are to be…
Security Requirements Requirements levied on an information system that are derived from laws, executive orders, directives, policies, instructions, regulations, or…
security role See role (security).
security safeguards Protective measures and controls prescribed to meet the security requirements specified for an information system (IS).
Security Service A capability that supports one, or many, of the security goals. Examples of security services are key management, access control, and authentication.
security specification Detailed description of the safeguards required to protect an information system (IS). [INFOSEC-99]
security style The security scheme in effect for a given file or directory. This may be UNIX-style, NTFS-style, or mixed.
security sub-domain A proper subset of a security domain's entities which are subject to a security policy which possesses the following properties: 1.
security subject An entity in an active role to which a security policy applies [ECMATR46].
Security Subsystem That part of a weapon or defense system, which is added specifically for the performance of security, functions and not categorized as components of other…
Security Support Provider (SSP) A dynamic-link library (DLL) that implements the Security Support Provider Interface (SSPI) by making one or more security packages available to…
Security Support Provider Interface (SSPI) A common interface between transport-level applications, such as Microsoft Remote Procedure Call (RPC), and security support providers (SSPs), such as…
Security System The aggregate of all mechanical and electronic equipment countermeasures in a system which contributes to its security from intelligence gathering and…
Security Tag Information unit containing a representation of certain security-related information (e.g., a restrictive attribute bit map).
security target (ST) 1. A set of security functional and assurance requirements and specifications to be used as the basis for evaluation of an identified product or system. 2.
security technology domain A scope over which the same security mechanism is used to enforce a security policy.
Security Template A physical file representation of a security configuration that can be applied to a local computer or imported to a Group Policy object in Active…
security test and evaluation Examination and analysis of the safeguards required to protect an information system (IS), as they have been applied in an operational environment, to…
Security Testing A process used to determine that the security features of a system are implemented as designed and that they are adequate for a proposed application…
security token A cryptographically signed data unit that expresses one or more claims.
security token service A Web service that issues security tokens. A security token service makes assertions based on evidence that it trusts to whoever trusts it.
security view The set of security roles defined by the application assembler.
SED Software Engineering Division. 261
sedative (SEH-duh-tiv) A drug or substance used to calm a person down, relieve anxiety, or help a person sleep.
Sedatives Drugs that suppress anxiety and promote sleep; the NSDUH classification includes benzodiazepines, barbiturates, and other types of CNS depressants.
SEDD Systems Engineering Development Data Base.
Sedentism A term used to describe the process of settling down to live in groups for periods of time.
Sedge A grasslike plant with a triangular stem often growing in wet areas.
Sediment Any finely divided organic and/or mineral matter deposited by air or water in nonturbulent areas.
Sediment concentration The quantity of sediment relative to the quantity of transporting fluid, or fluid-sediment misture. The concentration may be by weight or by volume.
Sediment discharge Rate at which sediment passes a stream cross-section in a given period of time, expressed in millions of tons per day (mtd).
Sediment load Mass of sediment passing through a stream cross section in a specified period of time, expressed in millions of tons (mt).
Sediment Storage Capacity The volume of a reservoir planned for the deposition of sediment.
Sediment yield Amount of mineral or organic soil material that is in suspension, is being transported, or has been moved from its site of origin.
Sediment yield rate The sediment yield per unit of drainage area.
Sedimentary Rock resulting from the consolidation of loose eroded sediment, remains of organisms, or crystals forming directly from water.
Sedimentary rock Rock formed at or near the Earth's surface from the consolidation of loose sediment that has accumulated in layers through deposition by water, wind, or…
Sedimentation A process in which material carried in suspension by water flows into streams and rivers, increasing turbidity and eventually settling to the bottom.
sedimentation rate The distance red blood cells travel in one hour in a sample of blood as they settle to the bottom of a test tube.
Sedona ConferenceÃÂ® E-Discovery Glossary The Sedona Conference Glossary for E-Discovery and Digital Information Management, a project of The Sedona Conference Working Group on Electronic Document…
sedoxantrone trihydrochloride (seh-DOX-an-trone try-HY-droh-KLOR-ide) A substance being studied in the treatment of some types of cancer.
SEDS System Engineering Detailed Schedule
SEE Software Engineering Environment.
Seebeck Effect The generation of an electric current, when two conductors of different metals are joined at their ends to form a circuit, with the two junctions kept at…
SEED Botanically, the matured ovule without accessory parts. Colloquially, anything which may be sown; i.e.
seed key [In INFOSEC, an] initial key, used to start an updating or key generation process. [INFOSEC-99]
seed storage proteins Proteins accumulated in large amounts in protein bodies within seed s. They act as a source of amino acids during germination.
seed URL The starting point for a crawl.
seeding Seeding is the process in which a database, either a blank database or a copy of the production database, is added to the storage group copy.
seek To position selectively the access mechanism of a direct access [storage] device.
seek time The time required for the access arm of a direct-access storage device to be positioned on the appropriate track. Synonym positioning time.
Seep A spot where ground water oozes slowly to the surface, usually forming a pool.
Seepage The act or process involving the slow movement of water or other fluid through a porous material such as soil or rock.
Seepage collar A projecting collar of concrete built around the outside of a tunnel or conduit, within an embankment dam, to reduce seepage along the outer surface of…
Seepage force The force transmitted to the soil or rock grains by seepage.
Seepage loss Water loss by capillary action and slow percolation.
Seepage velocity The rate of discharge of seepage water through a porous medium per unit area of void space perpendicular to the direction of the flow.
Seeps Wet areas, normally not flowing, arising from an underground water source. Any place where liquid has oozed from the ground to the surface.
SEER (1) Sensor Equipment Evaluation and Review. (2) Sensor Experimental Evaluation Review.
SEER Registries Geographic areas that were selected for inclusion in the SEER Program based on their ability to operate and maintain a high quality population-based…
SEFC Space Environment Forecast Center.
Segment A grouping of elements that are closely related and often physically interface. It consists of CIs produced by several contractors and integrated by one.
segment-polarity gene A gene that functions to define the anterior and posterior components of body segments in Drosophila.
Segmental arch An arch that’s in the form of a segment of a semicircle
segmental cystectomy (seg-MEN-tul sis-TEK-toh-mee) Surgery to remove part of the bladder (the organ that holds urine). Also called partial cystectomy.
segmental mastectomy (seg-MEN-tul ma-STEK-toh-mee) The removal of cancer as well as some of the breast tissue around the tumor and the lining over the chest muscles below the…
Segmental or Curved-Head Window A window with a non-rectilinear sash or frame as illustrated and defined as a special window in Appendices A and C of Chapter 3 of these rules.
segmental resection (seg-MEN-tul ree-SEK-shun) A surgical procedure to remove part of an organ or gland. It may also be used to remove a tumor and normal tissue around it.
Segmentation A process by which path control divides basic information units into smaller units, called BIU segments, to accommodate smaller buffer sizes in adjacent…