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terraform-aws

Patterns and best practices for AWS infrastructure as code with Terraform. Use when the user asks about Terraform module structure, naming conventions, state management, IAM policies (least privilege, OIDC), CI/CD pipelines for infrastructure (GitHub Actions, OIDC authentication), security scanning (Checkov, CKV_AWS checks), secrets management, KMS key policies, confused deputy prevention, Lambda function URL auth, API Gateway WAF/logging, or general IaC architecture decisions. Triggers on: Terraform, OpenTofu, IaC, modules, tfstate, remote state, OIDC, IAM, least privilege, GitHub Actions, CI/CD, infrastructure pipeline, AWS provider, Checkov, static analysis, IaC scanning, confused deputy, source ARN, KMS, CMK, secrets in state, ephemeral resources, Lambda function URL, API Gateway WAF.

89

2.02x
Quality

86%

Does it follow best practices?

Impact

93%

2.02x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No findings from the security scan

SKILL.md
Quality
Evals
Security

Evaluation results

83%

12%

Serverless Order Processing Infrastructure

Lambda SQS consumer least-privilege IAM and scoped log group

Criteria
Without this skill
With this skill

Exact SQS actions only

0%

58%

SQS scoped to queue ARN

100%

100%

Pre-created log group resource

100%

100%

Logs permissions scoped to log group ARN

80%

100%

source_arn on lambda permission

100%

100%

Explicit KMS key policy

0%

30%

kms:Decrypt for Lambda on SQS CMK

100%

100%

DynamoDB customer-managed key

100%

100%

Tags via default_tags

100%

100%

Branch tag in default_tags

0%

0%

X-Ray Active tracing

100%

100%

100%

100%

Terraform CI/CD Pipeline for a Multi-Environment Fintech Platform

Multi-environment Terraform CI/CD pipeline with secure AWS auth, IaC scanning, drift detection, and safe concurrency

Criteria
Without this skill
With this skill

OIDC provider resource

0%

100%

AssumeRoleWithWebIdentity action

0%

100%

cancel-in-progress false on apply

0%

100%

Object-format environment

0%

100%

Checkov HCL stage

0%

100%

Checkov plan stage

0%

100%

terraform init -reconfigure

0%

100%

Per-branch backend key injection

0%

100%

default_tags with Branch

0%

100%

Apply gated on PR review

0%

100%

detailed-exitcode for drift

0%

100%

env_suffix naming pattern

0%

100%

96%

27%

Terraform Remote State Backend Setup

Terraform state backend bootstrap with KMS encryption and safe secret handling

Criteria
Without this skill
With this skill

S3 native locking

100%

100%

No DynamoDB lock table

0%

100%

Backend encrypt flag

100%

100%

Backend KMS key ID

100%

100%

Bucket key enabled

100%

100%

Bootstrap uses local state

100%

100%

Ephemeral secret resource

0%

100%

No data source for secret

0%

100%

Explicit KMS key policy

70%

60%

Static default_tags only

100%

100%

Repository
a-pavithraa/aws-serverless-skill
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

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