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Data updated: 14 Apr 2026.
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Document ID:
DI-MISC-80840
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Overview
Title:
Preliminary System Security Concept (PSSC)
Scope:
This Data Item Description (DID) outlines the format and content of the Preliminary System Security Concept (PSSC). The PSSC is a document that cites security concepts and requirements relative to a particular system. It is prepared by the contractor to provide the Government with preliminary descriptions of security requirements and resources. This Data Item Description contains the format and content preparation instructions for data resulting from the work task described by 5.3.1.3 of MIL-HDBK-1785 Department of Defense Handbook: System Security Engineering Program Management Requirements. (Copies of these documents are available online at http://quicksearch.dla.mil.)
Status:
Active
DID Date:
09-FEB-2026
Next Review Due:
08-FEB-2031
FSC/Area:
MISC
Doc Category:
Data Item Description
Responsibilities
DID Approval Authority:
SA
Navy Supply Systems Command
Preparing Activity:
AS
Naval Air Systems Command
DoD Interest Level:
/
Prepared by DoD activity
Coordination:
Full
Revision History
Click on column headings for a description of column content.
Media
Document Part Description
Dist Stmt
Document Date
Pages
Size
Revision B Notice 1 - Validation
A
09-FEB-2026
1
1.9 KB
Revision B
A
29-MAR-2021
5
38.0 KB
Revision A
A
11-MAY-2016
5
91.4 KB
Base Document
A
05-JUN-1989
5
336.6 KB
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WARNING: UNAUTHORIZED ACCESS TO THIS UNITED STATES GOVERNMENT COMPUTER SYSTEM AND SOFTWARE IS PROHIBITED BY PUBLIC LAW 99-474 (THE COMPUTER FRAUD AND ABUSE ACT OF 1986) AND CAN RESULT IN ADMINISTRATIVE, DISCIPLINARY OR CRIMINAL PROCEEDINGS.