Glossary · Nouns · S
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TermTypeDefinitionClassificationsUpdated
security requirementnounMWEA necessary condition that must be met to ensure the confidentiality, integrity, and availability of the information being processed, stored, or transmitted.RequirementRegulated
Security Requirements BaselinenounMWEDescription of the minimum requirements necessary for an information system to maintain an acceptable level of risk.RequirementRegulated
Security Requirements RequirementsnounMWERequirements levied on an information system that are derived from applicable laws, Executive Orders, directives, policies, standards, instructions, regulations, or procedures, or organizational mission/business case needs to ensure the confidentiality, integrity, and availability of the information being processed, stored, or transmitted.RequirementRegulated
Security Requirements Traceability MatrixnounMWEMatrix that captures all security requirements linked to potential risks and addresses all applicable C&A requirements. It is, therefore, a correlation statement of a system’s security features and compliance methods for each security requirement.ArtifactRegulatedCUI
Security ReviewnounMWEcounterintelligence achieved by banning or deleting any information of value to the enemyverified
Security SafeguardsnounMWEProtective measures and controls prescribed to meet the security requirements specified for an information system. Safeguards may include security features, management constraints, personnel security, and security of physical structures, areas, and devices.Control
Security ServicenounMWEA capability that supports one, or more, of the security requirements (Confidentiality, Integrity, Availability). Examples of security services are key management, access control, and authentication.Capability
Security SpecificationnounMWEDetailed description of the safeguards required to protect an information system.Requirement
Security StrengthnounMWEA measure of the computational complexity associated with recovering certain secret and/or security-critical information concerning a given cryptographic algorithm from known data (e.g. plaintext/ciphertext pairs for a given encryption algorithm).Metric
Security SystemnounMWEan electrical device that sets off an alarm when someone tries to break inverified
Security TagnounMWEInformation unit containing a representation of certain security-related information (e.g., a restrictive attribute bit map).DataRegulatedCUI
Security TargetnounMWECommon Criteria specification that represents a set of security requirements to be used as the basis of an evaluation of an identified Target of Evaluation (TOE).RequirementRegulated
security testnounMWEThe purpose of this task is to determine if the security features of a system are implemented and functioning as designed. This process includes hands on functional testing, penetration testing and vulnerability scanning.Process
Security Test & EvaluationnounMWEExamination and analysis of the safeguards required to protect an information system, as they have been applied in an operational environment, to determine the security posture of that system.ProcessRegulatedCUI
Security TestingnounMWEProcess to determine that an information system protects data and maintains functionality as intended.Process
Security violationnounMWEAn instance in which a user or other person circumvents or defeats the controls of a system to obtain unauthorized access to information or system resources.EventRegulated
Security-Relevant ChangenounMWEAny change to a system’s configuration, environment, information content, functionality, or users which has the potential to change the risk imposed upon its continued operations.Process
Security-Relevant EventnounMWEAn occurrence (e.g., an auditable event or flag) considered to have potential security implications to the system or its environment that may require further action (noting, investigating, or reacting).Event
Security-Relevant InformationnounMWEAny information within the information system that can potentially impact the operation of security functions in a manner that could result in failure to enforce the system security policy or maintain isolation of code and data.DataRestrictedCUI
Sed RatenounMWEthe rate at which red blood cells settle out in a tube of blood under standardized conditionsverified
Sedationnouna state of reduced excitement or anxiety that is induced by the administrative of a sedative agentverified
Sedative-Hypnoticnouna sedative that depresses activity of the central nervous system and reduces anxiety and induces sleepverified
Sedative-Hypnotic DrugnounMWEa sedative that depresses activity of the central nervous system and reduces anxiety and induces sleepverified
Sedgenoungrasslike or rushlike plant growing in wet places having solid stems, narrow grasslike leaves and spikelets of inconspicuous flowersverified
Sedge BirdnounMWEsmall European warbler that breeds among reeds and wedges and winters in Africaverified
Sedge WarblernounMWEsmall European warbler that breeds among reeds and wedges and winters in Africaverified
Sedge WrennounMWEsmall European warbler that breeds among reeds and wedges and winters in Africaverified
Sedimentation RatenounMWEthe rate at which red blood cells settle out in a tube of blood under standardized conditionsverified
Seditionnounan illegal action inciting resistance to lawful authority and tending to cause the disruption or overthrow of the governmentverified
Seed FernnounMWEan extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)verified
Seed KeynounMWEInitial key used to start an updating or key generation process.CredentialRestrictedCUI
Seed ShrimpnounMWEtiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shellverified
Seek TimenounMWE(computer science) the time it takes for a read/write head to move to a specific data trackverified
Seekernouna missile equipped with a device that is attracted toward some kind of emission (heat or light or sound or radio waves)verified
Segnonouna notation written at the beginning or end of a muscial passage that is to be repeatedverified
Sego LilynounMWEperennial plant having clusters of one to four showy white bell-shaped flowers atop erect unbranched stemsverified
Segregationnoun(genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametesverified
Segregation/separation of dutiesnounMWEA basic internal control that prevents or detects errors and irregularities by assigning to separate individuals the responsibility for initiating and recording transactions and for the custody of assets Scope Note: Segregation/separation of duties is commonly used in large IT organizations so that no single person is in a position to introduce fraudulent or malicious code without detection.Control