aws

aws is a skill for Claude Code, Codex from SumonMSelim/agentguard. It costs 0 tokens per session (947 once invoked), scanned A, original, MIT.

A guide to building and reviewing AWS infrastructure and applications. AWS is Amazon's cloud platform, providing services for computing, storage, databases, networking, and more.

In plain words
What is it for?
Use it when working on AWS accounts, IAM permissions, secrets, networking, compute services, infrastructure code, and operations.
Why use it?
It helps prevent overly broad access, exposed credentials, weak account separation, and insecure cloud configurations.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it when working on AWS accounts, IAM permissions, secrets, networking, compute services, infrastructure code, and operations.

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Install with agentmods
npx agentmods add skills/sumonmselim/agentguard/aws
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add SumonMSelim/agentguard --skill aws
Clone the repo
git clone --depth 1 https://github.com/SumonMSelim/agentguard

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for aws

README.md
[![agentmods](https://agentmods.dev/badge/skills/sumonmselim/agentguard/aws/github.svg)](https://agentmods.dev/skills/sumonmselim/agentguard/aws)
Your own site
<a href="https://agentmods.dev/skills/sumonmselim/agentguard/aws"><img src="https://agentmods.dev/badge/skills/sumonmselim/agentguard/aws/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for aws

Your own site · 80×15
<a href="https://agentmods.dev/skills/sumonmselim/agentguard/aws"><img src="https://agentmods.dev/badge/skills/sumonmselim/agentguard/aws.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 947 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.00947
Opus 5.5 $0.00000 $0.00379
Sonnet 5.5 $0.00000 $0.00189
Haiku 4.5 $0.00000 $0.00095

Measured 1mo ago against content hash 3ee1a1c1be03, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

aws scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/aws/SKILL.md · 74 lines

How it starts

The opening of the file, as written. The whole thing — 74 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AWS

Account structure

  • Separate AWS accounts per environment (dev, staging, prod). Never share prod account
  • AWS Organizations with SCPs for org-wide guardrails. Control Tower for multi-account setup
  • Dedicated logging/security account. Ship CloudTrail, Config, and GuardDuty findings there
  • SCPs: deny root usage, deny disabling CloudTrail/GuardDuty, enforce region restrictions

IAM

  • Least privilege. No wildcard actions/resources (*) in production
  • No long-lived human access keys. Use IAM Identity Center, roles, temp credentials
  • EC2/Lambda/ECS: instance profiles and execution roles. Never credentials in code or env vars
  • EKS: IRSA (IAM Roles for Service Accounts) per pod. No node-level roles for app permissions
  • Separate roles per service and environment. No shared roles across workloads
  • Permission boundaries for delegated admin. Prevents privilege escalation via role creation
  • MFA on all IAM users. Root locked — never used
  • Rotate credentials. Audit via IAM Access Analyzer. Remove unused permissions

Secrets

  • Store in Secrets Manager or SSM Parameter Store (SecureString). Never in env vars, AMIs, images, Terraform state, or CloudFormation parameters (use SSM/Secrets Manager references)
  • Auto-rotate via Secrets Manager rotation lambdas
  • Reference by ARN in task definitions and Lambda config. Never pass values directly

Networking

  • VPC per environment. Public subnets: load balancers only. Private: compute and data
  • Security groups: ingress from known sources only. No 0.0.0.0/0 except ALB port 443
  • WAF in front of ALB and CloudFront for all public-facing workloads
  • No EC2 public IPs unless required. Session Manager for all access — no SSH
  • NACLs as secondary subnet-level layer
  • VPC Flow Logs enabled. Ship to CloudWatch or S3
  • PrivateLink for AWS service access where internet routing is avoidable

Security

  • CloudTrail in all regions. Logs to dedicated locked-down S3 bucket
  • GuardDuty enabled. Security Hub enabled with baseline standard (AWS Foundational or CIS)
  • Macie enabled on S3 buckets containing sensitive or PII data
  • S3: block public access at account level. Explicit bucket policies only
  • S3 versioning + MFA delete on sensitive buckets
  • S3 lifecycle policies: transition to IA/Glacier, expire old versions. Unbounded storage compounds cost
  • KMS: customer-managed keys (CMK) for sensitive data at rest. Audit key usage
  • Config enabled with conformance packs for drift detection
  • ECR: image scanning on push. Block deploy on critical/high CVEs

Read the full file on GitHub · 74 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 74 lines · 0 tokens per session scan A 3ee1a1c1be03

Subscribe to this mod's changes

aws is a skill published in the GitHub repository SumonMSelim/agentguard (54 stars, last pushed 14d ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 947 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.