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Definition: CSP


(1) (Content Security Policy) A layer of security added to each Web page. See content security policy.

(2) (Certified Systems Professional) An earlier award for completion of an ICCP exam in systems development. See ICCP.

(3) (Commerce Service Provider) An organization that provides any or all of consulting, software and servers for e-commerce.

(4) (Cryptographic Service Provider) Software that performs encryption. See cryptography.

(5) (Critical Security Parameter) An item of security data. See cryptographic module.

(6) (Cross System Product) An early IBM application generator. CSP/Application Development (CSP/AD) generated pseudocode executed by an interpreter in the target computer. It also compiled code for AS/400s. EZ-PREP and EZ-RUN were PC counterparts.

(7) (Chip Scale Package, Chip Size Package) A surface-mounted chip housing that is not much larger than the size of the die (see surface mount). More than 100 types of CSPs have been developed, mostly using ball grid arrays (see BGA).






CSP Package Types
These cross sections show leaded chip and BGA packages in both CSP and standard formats. (Illustrations courtesy of Joseph Fjelstad.)