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Course Instructor: Ashish Revar

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Cloud Computing Fundamentals and Architecture
LearnCloudUnit 17

Topic 1.7 of Cloud Computing Fundamentals and Architecture

Zero Trust Architecture: Never Trust, Always Verify

NIST SP 800-207 Zero Trust Architecture tenets, the five implementation pillars, and how ZTA replaces the perimeter model in cloud-native environments.

~35 min total·4 quadrants of structured content

By the end of this topic, you will

  • State the seven NIST SP 800-207 Zero Trust tenets
  • Compare Zero Trust with traditional VPN-based perimeter security
  • Map ZTA pillars (identity, device, network, application, data) to AWS/Azure controls
  • Explain how Zero Trust would have limited the 2022 Uber credential breach
Q1 · E-TUTORIAL (1)Q2 · E-CONTENT (1)Q3 · WEB RESOURCES (13)Q4 · SELF-ASSESSMENT (2)

Quadrant 1 · e-Tutorial

Video lectures and walkthroughs

Quadrant 2 · e-Content

Articles and case studies

cloud-security

Zero Trust Architecture: Never Trust, Always Verify

Zero Trust replaces the perimeter security model with continuous, explicit verification of every access request. NIST SP 800-207 defines the seven tenets; this article maps them to cloud implementation patterns relevant to Indian enterprises.

20 min read

Quadrant 3 · Web Resources

Downloadable material and curated external links

Downloadable reference material

EBook

Cloud Security — eBook

v2026

Open resource

Cheatsheet

Cloud Security — Cheatsheet

v2026

Open resource

MCQ Bank

Cloud Security — MCQ Bank

v2026

Open resource

Question Bank

Cloud Security — Question Bank

v2026

Open resource

Featured Podcast

Podcast Episode

Tech Talk EP 07 — The Hypervisor Is Your True Security Perimeter

Audio deep-dive covering NIST SP 800-145, the SPI stack, shared responsibility, deployment models, Type-1/2 hypervisors, and Spectre/Meltdown side-channel attacks. ~30 min.

Listen now

External links

NIST SP 800-207: Zero Trust Architecture

The definitive NIST publication on Zero Trust Architecture and its seven tenets.

NIST SP 800-207: Zero Trust Architecture

The definitive NIST publication on Zero Trust Architecture and its seven tenets.

CISA Zero Trust Maturity Model v2.0

CISA five-pillar Zero Trust maturity model with implementation guidance.

CISA Zero Trust Maturity Model v2.0

CISA five-pillar Zero Trust maturity model with implementation guidance.

Google BeyondCorp: A New Approach to Enterprise Security

Google's original 2014 BeyondCorp paper describing the shift away from network perimeters.

Google BeyondCorp: A New Approach to Enterprise Security

Google's original 2014 BeyondCorp paper describing the shift away from network perimeters.

AWS Zero Trust Whitepaper

AWS guidance on implementing Zero Trust across identity, network, and application layers.

AWS Zero Trust Whitepaper

AWS guidance on implementing Zero Trust across identity, network, and application layers.

Quadrant 4 · Self-Assessment

Test your knowledge — earn a certificate on first pass

Foundations of Cloud Computing

NIST SP 800-145, service models, deployment models, shared responsibility, virtualisation, and migration strategies.

20 questions30 minPass: 60%

Cloud Security: Complete Assessment

Comprehensive 120-question assessment covering all six chapters of the Cloud Security eBook 2026.

120 questions120 minPass: 60%