| 3PAO |
Third Party Assessment Organization |
| AO |
Authorizing Official |
| ATO |
Authorization to Operate |
| CIO |
Chief Information Officer |
| CSP |
Cloud Service Provider |
| DoD |
Department of Defense |
| DHS |
Department of Homeland Security |
| FIPS |
Federal Information Processing Standards |
| GSA |
General Services Administration |
| IaaS |
Infrastructure as a Service |
| LISaaS |
Low Impact Software as a Service |
| OMB |
Office of Management and Budget |
| FedRAMP |
Federal Risk and Authorization Management Program |
| FISMA |
Federal Information Security Management Act |
| JAB |
Joint Authorization Board |
| NIST |
National Institute of Standards and Technology |
| PaaS |
Platform as a Service |
| P-ATO |
Provisional Authorization to Operate |
| PII |
Personally Identifiable Information |
| RMF |
Risk Management Framework |
| SaaS |
Software as a Service |
| SP |
Special Publication |
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