Understand anti-reversing, obfuscation, and protection techniques encountered during software analysis. Use when analyzing protected binaries, bypassing anti-debugging for authorized analysis, or understanding software protection mechanisms.
68
Quality
62%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./docs/v19.7/configuration/agent/skills_external/antigravity-awesome-skills-main/skills/anti-reversing-techniques/SKILL.mdQuality
Discovery
75%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 reasonably well-structured description with a clear 'Use when' clause that establishes explicit triggers. The main weaknesses are moderate specificity (could list more concrete protection techniques) and limited trigger term coverage (missing common user vocabulary like 'packed', 'unpacking', 'DRM'). The description successfully carves out a distinct niche in software protection analysis.
Suggestions
Add more specific concrete actions such as 'identify packing algorithms', 'analyze VM-based protections', 'detect anti-tamper mechanisms', or 'recognize control flow obfuscation patterns'.
Expand trigger terms to include common user vocabulary: 'packed executable', 'unpacking', 'DRM', 'code virtualization', 'anti-tamper', 'Themida', 'VMProtect'.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Names the domain (anti-reversing, obfuscation, protection techniques) and some actions (analyzing, bypassing, understanding), but lacks specific concrete actions like 'detect packing algorithms', 'identify VM-based protections', or 'analyze control flow obfuscation'. | 2 / 3 |
Completeness | Clearly answers both what (understand anti-reversing, obfuscation, and protection techniques) and when (analyzing protected binaries, bypassing anti-debugging, understanding protection mechanisms) with explicit 'Use when' clause containing specific trigger scenarios. | 3 / 3 |
Trigger Term Quality | Includes relevant terms like 'anti-debugging', 'protected binaries', 'obfuscation', and 'software protection', but misses common variations users might say such as 'packed executable', 'DRM', 'code protection', 'anti-tamper', 'unpacking', or 'deobfuscation'. | 2 / 3 |
Distinctiveness Conflict Risk | Has a clear niche in software protection analysis with distinct triggers like 'anti-debugging', 'protected binaries', and 'anti-reversing' that are unlikely to conflict with general reverse engineering or malware analysis skills. | 3 / 3 |
Total | 10 / 12 Passed |
Implementation
50%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill prioritizes safety disclaimers and authorization guidance over actionable technical content. While the concise structure and safety-first approach are appropriate for dual-use security techniques, the complete absence of concrete examples, commands, or specific techniques makes the skill body nearly useless without the external playbook. The skill reads more like a policy document than a technical guide.
Suggestions
Add at least one concrete example of identifying a protection mechanism (e.g., specific debugger detection patterns, common packer signatures, or anti-analysis API calls to look for)
Include executable code snippets or specific tool commands for common analysis tasks (e.g., detecting IsDebuggerPresent checks, identifying UPX packing)
Add validation checkpoints to the workflow, such as 'Verify analysis environment is isolated before proceeding' or 'Confirm no network connectivity for malware samples'
Provide a brief summary of what techniques are covered in the playbook so users understand the skill's scope without needing to read the external file
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The content is lean and efficient, avoiding unnecessary explanations of concepts Claude would already know. Every section serves a clear purpose without padding or verbose descriptions of what anti-reversing or obfuscation means. | 3 / 3 |
Actionability | The skill provides only vague, abstract guidance with no concrete code, commands, or specific examples. Instructions like 'Identify protection mechanisms' and 'choose safe analysis methods' describe rather than instruct, and all technical details are deferred to an external file. | 1 / 3 |
Workflow Clarity | Steps are listed in a numbered sequence, but they lack validation checkpoints and specific actions. The workflow is high-level procedural guidance without explicit verification steps or feedback loops for error recovery in what could be complex analysis operations. | 2 / 3 |
Progressive Disclosure | The skill references an external playbook for detailed techniques, which is appropriate structure. However, the SKILL.md itself provides almost no substantive content—it's essentially just a pointer to another file with minimal overview content, making it unclear what the skill actually teaches without reading the external resource. | 2 / 3 |
Total | 8 / 12 Passed |
Validation
100%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 11 / 11 Passed
Validation for skill structure
No warnings or errors.
20ba150
Table of Contents
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