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aws-penetration-testing

Provide comprehensive techniques for penetration testing AWS cloud environments. Covers IAM enumeration, privilege escalation, SSRF to metadata endpoint, S3 bucket exploitation, Lambda code extraction, and persistence techniques for red team operations.

62

Quality

73%

Does it follow best practices?

Impact

No eval scenarios have been run

SecuritybySnyk

Critical

Do not install without reviewing

Optimize this skill with Tessl

npx tessl skill review --optimize ./skills/antigravity-aws-penetration-testing/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

64%

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

This is a highly actionable AWS penetration testing skill with concrete, executable commands covering a broad attack surface. Its main weaknesses are the lack of validation checkpoints and feedback loops in multi-step attack workflows, and the monolithic structure that could benefit from splitting detailed technique sections into referenced files. Some minor verbosity exists in boilerplate sections but the core technical content is efficient.

Suggestions

Add explicit validation checkpoints after key steps (e.g., 'Verify escalated permissions with `aws sts get-caller-identity` and `aws iam list-attached-user-policies` before proceeding') to improve workflow clarity.

Split detailed technique sections (S3 exploitation, EC2 exploitation, privilege escalation) into separate referenced files to reduce the main skill's length and improve progressive disclosure.

Remove the vacuous 'When to Use' section and trim the Purpose section since it duplicates the description—this saves tokens without losing information.

Add decision-tree guidance for choosing between escalation techniques based on available permissions (e.g., 'If you have iam:CreateAccessKey → Step 3a; if you have iam:PassRole → Step 3b').

DimensionReasoningScore

Conciseness

The skill is fairly comprehensive but includes some unnecessary verbosity—the Purpose section repeats the description, the 'When to Use' section is vacuous, and some sections like the tool table and prerequisites list things Claude already knows. However, most content is command-focused and reasonably efficient.

2 / 3

Actionability

The skill provides fully executable bash commands and Python code throughout, with specific flags, arguments, and expected outputs. Commands are copy-paste ready with clear placeholders (e.g., AKIA..., vol-xxx, i-xxx) and cover the full attack chain from enumeration to exploitation.

3 / 3

Workflow Clarity

The core workflow has numbered steps (1-3) for initial phases, but the overall attack flow becomes fragmented after that—privilege escalation, S3, Lambda, EC2 sections are presented as independent blocks without clear sequencing or decision points. There are no validation checkpoints (e.g., 'verify escalation succeeded before proceeding') and no feedback loops for error recovery in multi-step destructive operations like EBS snapshot attacks or CloudTrail disabling.

2 / 3

Progressive Disclosure

The skill references an advanced file (references/advanced-aws-pentesting.md) for deeper topics, which is good progressive disclosure. However, no bundle files are provided to support this reference, and the main file itself is quite long (~300+ lines) with content that could be split into separate reference files (e.g., S3 exploitation, EC2 exploitation, privilege escalation techniques).

2 / 3

Total

9

/

12

Passed

Description

82%

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

This is a strong description with excellent specificity and domain-relevant trigger terms that security professionals would naturally use. Its main weakness is the absence of an explicit 'Use when...' clause, which would help Claude know precisely when to select this skill over others. Adding trigger guidance would elevate this from a good to an excellent description.

Suggestions

Add an explicit 'Use when...' clause, e.g., 'Use when the user asks about AWS penetration testing, cloud security assessments, red teaming AWS infrastructure, or exploiting AWS services like IAM, S3, or Lambda.'

DimensionReasoningScore

Specificity

Lists multiple specific concrete actions: IAM enumeration, privilege escalation, SSRF to metadata endpoint, S3 bucket exploitation, Lambda code extraction, and persistence techniques. These are well-defined, actionable capabilities.

3 / 3

Completeness

The 'what' is clearly answered with specific techniques and actions. However, there is no explicit 'Use when...' clause or equivalent trigger guidance telling Claude when to select this skill, which caps this dimension at 2 per the rubric guidelines.

2 / 3

Trigger Term Quality

Includes strong natural keywords users would say: 'penetration testing', 'AWS', 'IAM', 'privilege escalation', 'SSRF', 'S3 bucket', 'Lambda', 'red team'. These cover the domain well and match how security professionals naturally describe these tasks.

3 / 3

Distinctiveness Conflict Risk

Highly distinctive with a clear niche: AWS cloud penetration testing and red team operations. The specific mention of AWS services (IAM, S3, Lambda) and attack techniques (SSRF to metadata endpoint) makes it very unlikely to conflict with other skills.

3 / 3

Total

11

/

12

Passed

Validation

90%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation10 / 11 Passed

Validation for skill structure

CriteriaDescriptionResult

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

10

/

11

Passed

Repository
boisenoise/skills-collections
Reviewed

Table of Contents

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