Instiq
Chapter 4 · Security and Compliance·v2.0.0·Updated 6/5/2026·~8 min

What's changed: Deepened SOA-C02 Chapter 4 to Associate depth (tables, scenarios, FAQ, traps; localized figures)

4.4In-scope services for security and compliance

Key points

A roundup of in-scope SOA-C03 services for security and compliance—protection, detection, identity, and network boundaries.

4.4.1In-scope services for security and compliance

For security and compliance, focus on protection, detection, identity, and network boundaries. Protection/encryption: AWS Certificate Manager (HTTPS certs), AWS Key Management Service (keys), AWS Secrets Manager (secrets), AWS WAF (web protection), AWS Shield (DDoS), and AWS Network Firewall (L3/4 inspection). Detection/audit: Amazon GuardDuty (threat detection), AWS Security Hub (findings aggregation), Amazon Macie (data classification), and AWS IAM Access Analyzer (over-permission detection). Identity: AWS IAM Identity Center (employee SSO). Network boundaries: Amazon EC2 security groups (instance-level), Network ACLs (subnet-level), Internet gateways (VPC↔internet), plus outbound-only NAT gateways (IPv4) and Egress-only internet gateways (IPv6).

Diagram grouping protection/encryption (ACM/KMS/Secrets Manager/WAF/Shield/Network Firewall), detection/audit (GuardDuty/Security Hub/Macie/IAM Access Analyzer), identity (IAM Identity Center), and network boundaries (security groups/NACL/IGW/NAT/Egress-only).
Security/compliance services

4.4.2Section summary

  • Protect/detect: ACM, KMS, Secrets Manager, WAF, Shield, Network Firewall / GuardDuty, Security Hub, Macie, IAM Access Analyzer
  • Identity/boundaries: IAM Identity Center / security groups, Network ACLs, Internet gateways, NAT gateways, Egress-only internet gateways

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Quick check

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Q1. Which service uses ML to discover and classify PII in S3?

Q2. Which provides outbound-only internet access for an IPv4 private subnet?

Check your understandingPractice questions for Chapter 4: Security and Compliance

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