ExpertGlossary terms starting with S

4,972 terms

Section table (SEC) Section table for the section feature class in a coverage. The SEC holds attributes about sections.
Sector A sector is a segment of the economy that shares distinctive characteristics, such as telecommunications or energy.
sector alignment A copy-protection technique for copy protection that determines whether a diskette is an unauthorized copy by checking whether sectors are positioned…
Sector Boundary In solar-terrestrial terms, in the solar wind, the area of demarcation between sectors, which are large-scale features distinguished by the predominant…
Sector fund Sector mutual funds, also called specialty or specialized funds, concentrate their investments in a single segment of an industry, such as biotechnology…
Sector Gap Sectors consist of fixed blocks of storage space that usually contain 512 bytes of data.
Sector Mutual Fund A mutual fund that concentrates its investments in an industry, business, single country other than the United States, or bonds of a single State within…
Sector Visibility The visibility in a specific direction that represents at least a 45Âº arc of a horizontal circle.
sectoring In magnetic or optical disk storage media, the division of tracks into a specified number of segments, for the purpose of organizing the data stored…
Sectorized Hybrid Scan A single reflectivity scan composed of data from the lowest four elevation scans. Close to the radar, higher tilts are used to reduce clutter.
Secular equilibrium A state of parent-daughter equilibrium which is achieved when the half-life of the parent is much longer than the half-life of the daughter.
Secular market A secular market is one that moves in the same direction - up or down - for an extended period.
Secundum According to.
Secundum legem According to law.
Secundum regulam According to rule.
Secure area a locked space (for example, cabinet, vault or room) with access restricted to personnel authorized by the laboratory director.
Secure Communication Protocol A communication protocol that provides the appropriate confidentiality, authentication and content integrity protection.
secure communications Telecommunications deriving security through use of type 1 products and/or protected distribution systems. [INFOSEC-99]
secure desktop A desktop that is isolated from other processes running on the system. The secure desktop increases the security of the elevation prompt.
Secure Hash Algorithm An algorithm that generates a 160-bit hash value from an arbitrary amount of input data.
Secure Hash Algorithm (SHA) SHA1 is an earlier version of the algorithm, which AWS has deprecated in favor of SHA256.
Secure Hash Algorithm (SHA-1) The Secure Hash Algorithm defined in Federal Information Processing Standard 180-1.
secure hash standard [The] specification for a secure hash algorithm that can generate a condensed message representation called a message digest. [INFOSEC-99]
Secure Interface The physical layer connection between a gateway and a secure network.
Secure Network A logical portion of a network that client computers can access if they either meet corporate health policy or are exempt from meeting corporate health…
secure operating system Resident software controlling hardware and other software functions in an information system (IS) to provide a level of protection or security appropriate…
Secure Shell (SSH) A protocol that is a standard method for replacing Telnet and Remote Shell sessions to secure encrypted communication over the Internet.
Secure Socket Layer (SSL) A technology that allows Web browsers and Web servers to communicate over a secured connection.
Secure Socket Layer and Transport Layer Security (SSL and TSL) Secure Sockets Layer is a protocol developed by Netscape for transmitting private documents via the Internet.
Secure Sockets Layer (SSL) A protocol that provides secure data communication through data encryption. This protocol enables authentication, integrity, and data privacy over…
secure state [The] condition in which no subject can access any object in an unauthorized manner. [INFOSEC-99]
secure subsystem [A] Subsystem containing its own implementation of the reference monitor concept for those resources it controls.
secure telephone unit See STU.
secure transmission In transmission security, see secure communications. 2. In spread-spectrum systems, the transmission of binary coded sequences that represent information…
secure voice cord board See SECORD.
Secure/MIME (S/MIME) A secure version of the MIME protocol that allows users to send encrypted and electronically signed mail messages, even if users have different mail…
Secure/Multipurpose Internet Mail Extensions (S/MIME) A set of specifications for securing electronic mail. S/MIME is based upon the widely used MIME standard [MIME] and describes a protocol for adding…
SecureAdmin A security product that enables you to administer a NetApp appliance in a nontrusted environment by creating a secure exchange between a client and the…
Secured bond The issuer of a bond or other debt security may guarantee, or secure, the bond by pledging, or assigning, collateral to investors.
Secured credit card A secured credit card is linked to a savings account you open with the bank or other financial institution offering the card.
secured creditor A creditor holding a claim against the debtor who has the right to take and hold or sell certain property of the debtor in satisfaction of some or all of…
Secured debts In bankruptcy, a debt is secured if the debtor gave the creditor a right to repossess the property or goods used as collateral.
Secured Loan A secured loan is a loan that's guaranteed with collateral, such as a home or car.
SecureShare A suite of products that enable UNIX and Windows-based applications to concurrently access and update shared files, with the integrity and cache coherency…
Securite A headline within National Weather Service high seas forecasts transmitted via the GMDSS to indicate that no hurricane or hurricane force winds are…
Securities Financial forms that shows the holder owns a share or shares of a company (stocks) or has loaned money to a company or government organization (bonds).
securities act Legislation regulating the underwriting, distribution and sale of securities.
Securities and Exchange Commission (SEC) The Securities and Exchange Commission (SEC) is an independent federal agency that oversees and regulates the securities industry in the United States and…
Securities Investor Protection Corporation (SIPC) The Securities Investor Protection Corporation (SIPC) is a nonprofit corporation created by Congress to insure investors against losses caused by the…
Securities Lending A carefully collateralized process of loaning portfolio positions to custodians, dealers, and short sellers who must make physical delivery of positions.
Securitization Securitization is the process of pooling various types of debt - mortgages, car loans, or credit card debt, for example - and packaging that debt as…
Security The term "security" covers a broad variety of financial instruments, including stock, promissory notes, bonds, debentures, limited partnership interests…
Security Accreditation The official management decision given by a senior agency official to authorize operation of an information system and to explicitly accept the risk to…
security administration left
security administrator 1. An authority (a person or group of people) responsible for implementing the security policy for a security domain [ECMATR46]. 2.
security alarm A security-related event that has been identified by a security policy as a potential breach of security. [T1.233-1993]
Security Architecture The portion of the baseline SDS architecture that is responsible for preserving the confidentiality, integrity, and assured service of any of the…
Security Assertion Markup Language (SAML) A specification for encoding security assertions in the Extensible Markup Language (XML).
security association A combination of identifiers, which together define Internet Protocol security (IPsec), that protects communication between sender and receiver.
Security Attribute A security-related quality of an object. Security attributes may be represented as hierarchical levels, bits in a bit map, or numbers.
security attributes A set of properties associated with a principal. Security attributes can be associated with a principal by an authentication protocol or by a J2EE product…
security audit 1. Of data processing operations, an independent review and examination of system records and activities to (a) determine the adequacy of system controls…
security audit message left
security audit record left
security audit trail left
security auditor left
Security Authorization The official management decision given by a senior agency official to authorize operation of an information system and to explicitly accept the risk to…
Security Category The characterization of information or an information system based on an assessment of the potential impact that a loss of confidentiality, integrity, or…
security certificate A set of security relevant data which is protected by integrity and data origin authentication from an issuing security authority, and includes an…
security class The combination of classification, categories and caveats associated with an object [CESG].
security classification A classification placed on records limiting their accessibility to those having specific authority to retrieve or use them See also restricted access.
security clearance 1. The formal authorization by the Departmental Security Officer for an individual to have access to classified information, following appropriate vetting…
security constraint A declarative way to annotate the intended protection of Web content. A security constraint consists of a Web resource collection, an authorization…
security context The security attributes or rules that are currently in effect. For example, the rules that govern what a user can do to a protected object are determined…
Security Control Baseline The set of minimum security controls defined for a low-impact, moderate-impact, or high-impact information system.
Security Control Enhancements Statements of security capability to: 1) build in additional, but related, functionality to a basic control; and/or 2) increase the strength of a basic…
Security Controls The management, operational, and technical controls (i.e., safeguards or countermeasures) prescribed for an information system to protect the…
security copy A copy made in order to preserve the information in case the original is lost, damaged, or destroyed See also backup and vital record.
Security Criteria The set of requirements that should be met so the security system can provide a maximum degree of effective deterrence at the lowest cost.
Security descriptor A data structure that contains security information associated with a protected object.
security descriptor (SD) The NTFS security information associated with a file. The SD contains the owner SID; owning group SID, which is not used; the Discretionary ACL, which is…
Security Domain A set of subjects, their information objects, and a common security policy.
security enforcing justify
security event manager left
security exchange The mechanism for conveying, or the conveyance of, security-related information between two entities. [After X9.41]
Security Exchange Commission Rule 17a-4 (SEC Rule 17 A-4) A U.S. Security and Exchange Commission rule that provides rules regarding the retention of electronic correspondence and records. [Exchange 2007]
security facility A set of logically associated security functions as used in the security framework [ECMATR46].
security facility interaction The invocation of a function a security facility by another security facility [ECMATR46].
security fault analysis [An] Assessment, usually performed on information system (IS) hardware, to determine the security properties of a device when hardware fault is…
security fault notification Report prepared by a CLEF and initially distributed to the Certification Body (CB).
security filter In communications security, the hardware, firmware, or software used to prevent access to specified data by unauthorized persons or systems, such as by…
security flaw [An] Error of commission or omission in an information system (IS) that may allow protection mechanisms to be bypassed. [INFOSEC-99]
security function A discrete aspect of the performance of a system by which it enforces security automatically on behalf of the System Manager and /or system users [CESG].
Security gate A movable metal fixture installed in front of a storefront or inside the display window or door to protect the store from theft or vandalism when the…
Security gate housing The container that houses the rolling mechanism of a roll-down security gate.
Security gate tracks The interior or exterior tracks along the sides of the storefront (for roll-down gates) or along the top and bottom of the storefront (for scissor gates)…
Security Goals The five security goals are confidentiality, availability, integrity, accountability, and assurance.
security group A named set of allowed inbound network connections for an instance. (Security groups in Amazon VPC also include support for outbound connections.
Security Groups Groups that can be used to organize users and domain objects, thus simplifying administration.
security ID (SID) The unique identifier that is used to identify Windows NT security objects (users and groups).