FedRAMP vs CMMC: Key differences and similarities

Photo: Unsplash

FedRAMP authorizes cloud services for federal use; CMMC protects Controlled Unclassified Information (CUI) in the defense industrial base. Contractors may need one or both.

This guide covers: Comparison.

GIF via GIPHY

Related: FedRAMP collection · Government contracting compliance 101

---

Key takeaways

• FedRAMP: cloud service authorization with PMO/agency governance.
• CMMC: contractor maturity certification against NIST 800-171 practices.
• A CSP might hold FedRAMP while customers also require CMMC for their environments.

---

Comparison

FedRAMP: cloud service authorization with PMO/agency governance.

CMMC: contractor maturity certification against NIST 800-171 practices.

A CSP might hold FedRAMP while customers also require CMMC for their environments.

---

Related guides

• FedRAMP collection
• Government contracting compliance 101

---

Get started with SecureSlate

SecureSlate helps teams automate evidence, control mapping, and audit-ready workflows for FedRAMP and related frameworks.

Get started for free

---

FAQ

How long does FedRAMP authorization take?

Timelines vary by baseline and maturity; many first-time Moderate efforts run roughly 12–24 months including remediation.

Can we reuse SOC 2 evidence for FedRAMP?

Often partially—cross-map controls in a GRC platform, then close FedRAMP-specific gaps (SSP depth, ConMon, federal inheritance).

---

Disclaimer (legal note)

General information only—not legal, audit, or attestation advice. Requirements depend on your contracts, system boundary, and assessor guidance.