Agent skill

Radio Sdr

by zhaoxuya520 in zhaoxuya520/reverse-skill

A skill your agent uses for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi.

MITAuto-check: warningsSecurity

Install Radio Sdr

The automated check flagged lines worth reading first. See the safety section below.

skills CLI
$ npx skills add zhaoxuya520/reverse-skill --skill radio-sdr -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install zhaoxuya520/reverse-skill radio-sdr --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/zhaoxuya520/reverse-skill.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/radio-sdr .claude/skills/radio-sdr && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
radio-sdr
GitHub stars
41k
Used in
2 other repos
Token cost
~232 tokens
SKILL.md length
61 words
Files
2 (incl. references)
Skills in repo
19
Repo updated
First seen
Licence
MIT

At a glance

A skill your agent uses for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi.

  • Works in 3 steps: NOW: 频谱与发射受法律严格管制;仅授权频段/屏蔽室/实验目标 → NOW: scope 写明设备、频段、是否允许发射(默认只收) → ACT: 只接收识别 → 解调分析 → 实验室复现评估
  • Authorized RF/SDR security research including signal identification
  • SKILL.md covers ACTION REQUIRED(读完后立刻执行), 适用场景, 工作流 and 工具链, plus 3 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Radio Sdr is an agent skill from zhaoxuya520/reverse-skill. Use for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi.

Its SKILL.md is about 230 tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files, including reference files (for example `references/sdr-lab-rules.md`).

It sits in Security. The repository describes itself as: Reverse Engineering / Authorized Penetration Testing / Security Research Skill Router Pack AI-powered routing + On-demand toolchain bootstrapping + Self-evolving knowledge base…. The licence is MIT.

When your agent uses it

  • Authorized RF/SDR security research including signal identification
  • Replay feasibility study in shielded labs
  • Wireless protocol analysis outside classic Wi-Fi

Example prompts

  • “/radio-sdr”

Workflow steps

3 steps, taken from the first numbered list in SKILL.md.

  1. NOW: 频谱与发射受法律严格管制;仅授权频段/屏蔽室/实验目标
  2. NOW: scope 写明设备、频段、是否允许发射(默认只收)
  3. ACT: 只接收识别 → 解调分析 → 实验室复现评估

What it can do on your machine

Read from SKILL.md and the folder at commit cab634b. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Radio Sdr loads about 232 tokens when it runs, and up to ~280 if it reads all its reference files. Until then it costs about 46 tokens; SKILL.md has 61 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~46
When it runs · the whole SKILL.md, loaded when a task matches
~232
With references · SKILL.md plus every file in references/, read only if the agent opens them
~280

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check: warnings

The automated check found patterns that need a careful read before installing.

  • WarningTells the agent its actions are pre-authorized / not to stop for confirmationSKILL.md:10
    1. `NOW`: **频谱与发射受法律严格管制**;仅授权频段/屏蔽室/实验目标

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from zhaoxuya520/reverse-skill at commit cab634b, republished under its MIT licence (© zhaoxuya520). 61 words, ~232 tokens.

Download SKILL.mdSave it as .claude/skills/radio-sdr/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
radio-sdr
description
Use for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi.

RF / SDR Security Research

ACTION REQUIRED(读完后立刻执行)

  1. NOW: 频谱与发射受法律严格管制;仅授权频段/屏蔽室/实验目标
  2. NOW: scope 写明设备、频段、是否允许发射(默认只收)
  3. ACT: 只接收识别 → 解调分析 → 实验室复现评估

适用场景

  • 无线遥控/传感器等非 Wi-Fi RF(授权)
  • ADS-B/遥控等协议研究(合法接收)
  • 与 wifi-wireless 分工:本 skill 偏 SDR 通用 RF;Wi-Fi 攻防走 R29

工作流

text
□ 法规与许可确认
□ 只收:识别中心频率与调制
□ GNU Radio / URH 分析
□ 重放仅屏蔽室且书面允许
□ 结论侧重:是否可未授权控制 / 加固建议

工具链

工具用途
RTL-SDR / HackRF(合规)收发硬件
URH / GNU Radio分析
Inspectrum信号

参考

  • references/sdr-lab-rules.md
  • ../wifi-wireless/ ../ot-ics/ ../hardware-security/

路由上下文

上游: MASTER R38
MUST NOT: 干扰公共通信、未授权发射

任务完成自检

  • 是否默认只收并记录法规边界?
  • Checklist?

© zhaoxuya520, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 1 other file (references) in skills/radio-sdr of zhaoxuya520/reverse-skill.

  • SKILL.md
  • references/sdr-lab-rules.md

Open the folder on GitHubat commit cab634b

Used in 2 other repositories

We found 2 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 2 other GitHub owners. This page covers the copy in zhaoxuya520/reverse-skill, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Radio Sdr next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Radio Sdr compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Radio Sdr this skillzhaoxuya520/reverse-skill41k2 repos~232Automated safety check: WarnMIT
Deepsec Documentation Guidevercel-labs/deepsec8.1k—~956Automated safety check: PassApache-2.0
Skill Scannergetsentry/skills1k4 repos~2.5kAutomated safety check: WarnApache-2.0
Serenity Aleabitoreddityan-labs/serenity-aleabitoreddit4811 repos~3.3kAutomated safety check: PassNone
Security Alert Triageelastic/agent-skills5921 repos~3.5kAutomated safety check: NotesApache-2.0
Shiro Attack CLISummerSec/ShiroAttack22.6k—~945Automated safety check: PassMIT

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Categories

Questions about Radio Sdr

What does Radio Sdr do?

A skill your agent uses for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi. Radio Sdr is an agent skill from zhaoxuya520/reverse-skill. Use for authorized RF/SDR security research including signal identification, replay feasibility study in shielded labs, and wireless protocol analysis outside classic Wi-Fi.

When should I use Radio Sdr?

Radio Sdr fits situations like: authorized RF/SDR security research including signal identification; replay feasibility study in shielded labs; wireless protocol analysis outside classic Wi-Fi.

How do I install Radio Sdr in Claude Code?

Run `npx skills add zhaoxuya520/reverse-skill --skill radio-sdr -a claude-code`. Or copy the skill folder (skills/radio-sdr in zhaoxuya520/reverse-skill) into .claude/skills/radio-sdr in your project. Claude Code loads it when a task matches its description.

How do I install Radio Sdr in Codex?

Run `npx skills add zhaoxuya520/reverse-skill --skill radio-sdr -a codex`. Or copy the skill folder (skills/radio-sdr in zhaoxuya520/reverse-skill) into .agents/skills/radio-sdr in your project. Codex loads it when a task matches its description.

Can I use Radio Sdr in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add zhaoxuya520/reverse-skill --skill radio-sdr -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/radio-sdr, .gemini/skills/radio-sdr, .github/skills/radio-sdr and .opencode/skills/radio-sdr in your project.

What does Radio Sdr need to run?

SKILL.md names no scripts, command-line tools or credentials: Radio Sdr is instructions for the agent only.

Does Radio Sdr access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Radio Sdr safe to install?

Our automated static check of SKILL.md flagged 1 warning(s): tells the agent its actions are pre-authorized / not to stop for confirmation. Read the flagged lines before installing; the check is not a guarantee either way.

What licence does Radio Sdr use?

Radio Sdr is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Radio Sdr use?

About 232 tokens (SKILL.md is roughly 928 characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 48 tokens, read only when the agent opens those files.

What are the alternatives to Radio Sdr?

Skills that share tags, products or a category with Radio Sdr: Deepsec Documentation Guide (vercel-labs/deepsec, 8.1k stars), Skill Scanner (getsentry/skills, 1k stars), Serenity Aleabitoreddit (yan-labs/serenity-aleabitoreddit, 481 stars) and Security Alert Triage (elastic/agent-skills, 592 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Radio Sdr?

zhaoxuya520 (a GitHub user) maintains it in zhaoxuya520/reverse-skill, which has 40,590 GitHub stars. The repository holds 19 skills in this directory. The repository was last updated on September 22, 2026.

Source: zhaoxuya520/reverse-skill on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.