Defense Information System for Security website screenshot

Defense Information System for Security

The Defense Information System for Security (DISS) is the enterprise-wide Department of Defense system of record for personnel security, suitability, and credentialing management for military, civilian, and contractor personnel. Operated by the Defense Counterintelligence and Security Agency (DCSA), DISS replaced the Joint Personnel Adjudication System (JPAS) as the system of record on March 31, 2021. DISS is restricted to authorized DoD and federal users and contractor security officers; it does not expose a public developer API.

Defense Information System for Security is profiled on the APIs.io network. Tagged areas include Federal Government, Defense, Department of Defense, DCSA, and Personnel Security.

Defense Information System for Security’s developer surface includes documentation, product news, and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub
17.0/100 emerging ▬ flat Agent 7/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessFree
0 APIs
Federal GovernmentDefenseDepartment of DefenseDCSAPersonnel SecuritySuitabilityCredentialingSecurity ClearanceSystem of Record

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 17.0/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 1.7 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 2.7 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 7/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
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Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

API Collection

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Defense Information System For Security Plans Pricing

1 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Defense Information System For Security Rate Limits

2 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Defense Information System For Security Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Defense Information System For Security Domain Security

TLSv1.3 · DNSSEC · DMARC

SECURITY

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Company 2

The organization behind the API

Website
Website
 News
News

Other 1

Properties that don't map to a standard resource type

Parent Agency
Parent Agency

Source (apis.yml)

apis.yml Raw ↑ 
aid: defense-information-system-for-security
name: Defense Information System for Security
url: https://raw.githubusercontent.com/api-evangelist/defense-information-system-for-security/refs/heads/main/apis.yml
description: The Defense Information System for Security (DISS) is the enterprise-wide Department of Defense system of record
  for personnel security, suitability, and credentialing management for military, civilian, and contractor personnel. Operated
  by the Defense Counterintelligence and Security Agency (DCSA), DISS replaced the Joint Personnel Adjudication System (JPAS)
  as the system of record on March 31, 2021. DISS is restricted to authorized DoD and federal users and contractor security
  officers; it does not expose a public developer API.
type: Index
accessModel:
  pricing: free
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Free
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/defense-information-system-for-security.png
access: 3rd-Party
position: Consuming
specificationVersion: '0.19'
kind: government
tags:
- Federal Government
- Defense
- Department of Defense
- DCSA
- Personnel Security
- Suitability
- Credentialing
- Security Clearance
- System of Record
created: '2024-12-03'
modified: '2026-04-28'
apis: []
common:
- type: DomainSecurity
  url: security/defense-information-system-for-security-domain-security.yml
- type: Website
  url: https://www.dcsa.mil/Systems-Applications/Defense-Information-System-for-Security-DISS
- type: Documentation
  url: https://www.dcsa.mil/Systems-Applications/Defense-Information-System-for-Security-DISS
- type: News
  url: https://www.dcsa.mil/News/
- type: Parent Agency
  url: https://www.dcsa.mil
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com