Security
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
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njones17 Skill Reverse Engineering Android Malware With JadxReverse engineers malicious Android APK files using JADX decompiler to analyze Java/Kotlin source code, identify malicious functionality including data theft, C2 communication, privilege escalation, and overlay attacks. Examines manifest permissions, receivers, services, and native libraries. Activates for requests involving Android malware analysis, APK reverse engineering, mobile malware investigation, or Android threat analysis.
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njones17 Bundle Configuring Tls 1 3 For Secure CommunicationsTLS 1.3 (RFC 8446) is the latest version of the Transport Layer Security protocol, providing significant improvements over TLS 1.2 in both security and performance. It reduces handshake latency to 1-R
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njones17 Skill Performing Power Grid Cybersecurity AssessmentThis skill covers conducting cybersecurity assessments of electric power grid infrastructure including generation facilities, transmission substations, distribution systems, and energy management system (EMS) control centers. It addresses NERC CIP compliance verification, substation automation security, IEC 61850 protocol analysis, synchrophasor (PMU) network security, and the unique threat landscape targeting power grid operations as demonstrated by Industroyer/CrashOverride and related attacks.
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njones17 Bundle Intercepting Mobile Traffic With BurpsuiteIntercepts and analyzes HTTP/HTTPS traffic from mobile applications using Burp Suite proxy to identify insecure API communications, authentication flaws, data leakage, and server-side vulnerabilities. Use when performing mobile application penetration testing, assessing API security, or evaluating client-server communication patterns. Activates for requests involving mobile traffic interception, Burp Suite mobile proxy, API security testing, or mobile HTTPS analysis.
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njones17 Bundle Performing Dynamic Analysis Of Android AppPerforms runtime dynamic analysis of Android applications using Frida, Objection, and Android Debug Bridge to observe application behavior during execution, intercept function calls, modify runtime values, and identify vulnerabilities that static analysis misses. Use when testing Android apps for runtime security flaws, hooking sensitive methods, bypassing client-side protections, or analyzing obfuscated applications. Activates for requests involving Android dynamic analysis, runtime hooking, Frida Android instrumentation, or live app behavior analysis.
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njones17 Bundle Implementing Soar Playbook With Palo Alto XsoarImplement automated incident response playbooks in Cortex XSOAR to orchestrate security workflows across SOC tools and reduce manual response time.
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njones17 Bundle Conducting Social Engineering Penetration TestDesign and execute a social engineering penetration test including phishing, vishing, smishing, and physical pretexting campaigns to measure human security resilience and identify training gaps.
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njones17 Bundle None 34MITRE ATT&CK is a globally-accessible knowledge base of adversary tactics, techniques, and procedures (TTPs) based on real-world observations. This skill covers systematically mapping threat actor beh
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njones17 Skill Analyzing Typosquatting Domains With DnstwistDetect typosquatting, homograph phishing, and brand impersonation domains using dnstwist to generate domain permutations and identify registered lookalike domains targeting your organization.
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njones17 Skill Building Threat Intelligence Feed IntegrationBuilds automated threat intelligence feed integration pipelines connecting STIX/TAXII feeds, open-source threat intel, and commercial TI platforms into SIEM and security tools for real-time IOC matching and alerting. Use when SOC teams need to operationalize threat intelligence by automating feed ingestion, normalization, scoring, and distribution to detection systems.
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njones17 Bundle Performing Subdomain Enumeration With SubfinderEnumerate subdomains of target domains using ProjectDiscovery's Subfinder passive reconnaissance tool to map the attack surface during security assessments.
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njones17 Bundle Implementing Anti Phishing Training ProgramSecurity awareness training is the human layer of phishing defense. An effective anti-phishing training program combines regular simulations, interactive learning modules, metric tracking, and positiv
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njones17 Bundle Building Threat Intelligence Enrichment In SplunkBuild automated threat intelligence enrichment pipelines in Splunk Enterprise Security using lookup tables, modular inputs, and the Threat Intelligence Framework.
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njones17 Skill Performing Threat Landscape Assessment For SectorConduct a sector-specific threat landscape assessment by analyzing threat actor targeting patterns, common attack vectors, and industry-specific vulnerabilities to inform organizational risk management.
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njones17 Skill Testing API For Broken Object Level AuthorizationTests REST and GraphQL APIs for Broken Object Level Authorization (BOLA/IDOR) vulnerabilities where an authenticated user can access or modify resources belonging to other users by manipulating object identifiers in API requests. The tester intercepts API calls, identifies object ID parameters (numeric IDs, UUIDs, slugs), and systematically replaces them with IDs belonging to other users to determine if the server enforces per-object authorization. This is OWASP API Security Top 10 2023 risk API1. Activates for requests involving BOLA testing, IDOR in APIs, object-level authorization testing, or API access control bypass.
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njones17 Skill Implementing Network Segmentation With Firewall ZonesDesign and implement network segmentation using firewall security zones, VLANs, ACLs, and microsegmentation policies to restrict lateral movement and enforce least-privilege network access.
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njones17 Bundle Performing Endpoint Vulnerability RemediationPerforms vulnerability remediation on endpoints by prioritizing CVEs based on risk scoring, deploying patches, applying configuration changes, and validating fixes. Use when remediating findings from vulnerability scans, responding to critical CVE advisories, or maintaining endpoint compliance with patch management SLAs. Activates for requests involving vulnerability remediation, CVE patching, endpoint vulnerability management, or security fix deployment.
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njones17 Skill Building Vulnerability Scanning WorkflowBuilds a structured vulnerability scanning workflow using tools like Nessus, Qualys, and OpenVAS to discover, prioritize, and track remediation of security vulnerabilities across infrastructure. Use when SOC teams need to establish recurring vulnerability assessment processes, integrate scan results with SIEM alerting, and build remediation tracking dashboards.
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njones17 Skill Implementing API Rate Limiting And ThrottlingImplements API rate limiting and throttling controls using token bucket, sliding window, and fixed window algorithms to protect against brute force attacks, credential stuffing, resource exhaustion, and API abuse. The engineer configures per-user, per-IP, and per-endpoint rate limits using Redis-backed counters, API gateway plugins, or application middleware, and implements proper HTTP 429 responses with Retry-After headers. Activates for requests involving rate limiting implementation, API throttling setup, request quota management, or API abuse prevention.
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njones17 Skill Performing Wireless Security Assessment With KismetConduct wireless network security assessments using Kismet to detect rogue access points, hidden SSIDs, weak encryption, and unauthorized clients through passive RF monitoring.
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njones17 Bundle None 40The Common Vulnerability Scoring System (CVSS) is the industry standard framework maintained by FIRST (Forum of Incident Response and Security Teams) for assessing vulnerability severity. CVSS v4.0 (r
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njones17 Skill Implementing API Abuse Detection With Rate LimitingImplement API abuse detection using token bucket, sliding window, and adaptive rate limiting algorithms to prevent DDoS, brute force, and credential stuffing attacks.
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njones17 Bundle Performing Active Directory Vulnerability AssessmentAssess Active Directory security posture using PingCastle, BloodHound, and Purple Knight to identify misconfigurations, privilege escalation paths, and attack vectors.
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njones17 Skill Implementing Threat Modeling With Mitre AttackImplements threat modeling using the MITRE ATT&CK framework to map adversary TTPs against organizational assets, assess detection coverage gaps, and prioritize defensive investments. Use when SOC teams need to align detection engineering with threat landscape, conduct threat assessments for new environments, or justify security tool procurement.
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njones17 Skill Implementing API Threat Protection With ApigeeImplement API threat protection using Google Apigee policies including JSON/XML threat protection, OAuth 2.0, SpikeArrest, and Advanced API Security for OWASP Top 10 defense.
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njones17 Bundle Performing Web Application Vulnerability TriageTriage web application vulnerability findings from DAST/SAST scanners using OWASP risk rating methodology to separate true positives from false positives and prioritize remediation.
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njones17 Skill Implementing Threat Intelligence Lifecycle ManagementImplement a structured threat intelligence lifecycle encompassing planning, collection, processing, analysis, dissemination, and feedback stages to produce actionable intelligence for organizational decision-making.
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njones17 Bundle Implementing Github Advanced Security For Code ScanningConfigure GitHub Advanced Security with CodeQL to perform automated static analysis and vulnerability detection across repositories at enterprise scale.
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njones17 Bundle Implementing Container Image Minimal Base With DistrolessReduce container attack surface by building application images on Google distroless base images that contain only the application runtime with no shell, package manager, or unnecessary OS utilities.
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njones17 Bundle Implementing Epss Score For Vulnerability PrioritizationIntegrate FIRST's Exploit Prediction Scoring System (EPSS) API to prioritize vulnerability remediation based on real-world exploitation probability within 30 days.
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qinghui316 Bundle Ecl Harness Engineer 2Create, audit, or migrate a project-bound local Harness for reliable AI coding. Use when a project needs ECL Change planning, layered project knowledge, local Codex/Claude worktree coordination, PR-like Integration, Harness Evolution, greenfield guidance, or reference-source maps. Do not use for ordinary feature implementation.
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mayurrathi Skill FirebaseFirebase gives you a complete backend in minutes - auth, database, storage, functions, hosting. But the ease of setup hides real complexity. Security rules are your last line of defense, and they'r...
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fullstackcrew-alpha Bundle Privacy Mask 3Mask, redact, anonymize and censor sensitive information (PII) in screenshots and images — phone numbers, emails, IDs, API keys, crypto wallets, credit cards, passwords, and more. Uses OCR (Tesseract + RapidOCR) with 47 regex rules and optional NER (GLiNER) to detect private data and applies blur/fill redaction overlays. Supports GDPR and compliance workflows, secret detection, and data loss prevention (DLP). All processing runs 100% locally and offline — no data leaves your machine.
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wede-wx Skill Atlas Ledger 2Companion to atlas-contract. Auto-invoked by its Final Audit on caught drift; also use after Post Reviews or user requests to record a mistake. Distills drift into WHEN/DON'T/INSTEAD clauses, writes to Atlas.md after confirmation.
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rsdouglas Skill Janee 2Secure API proxy that stores credentials encrypted and injects auth server-side. Use when: (1) making any external API call — "call the Stripe API", "enrich my data [from PeopleDataLabs]", "create an image [using Nano Banana API]", "use a [RapidAPI service]", (2) the user shares an API key, token, or secret — "here's my API key", "I have a token for..." — store it in Janee instead of handling it directly, (3) you see API keys in env vars, .env files, or config files — offer to migrate them into Janee, (4) you're about to put a key in a curl command or Authorization header — use execute() instead. Do NOT use for: general coding questions, local file operations, or tasks that don't involve external API calls.
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mayurrathi Skill WordpressComplete WordPress development workflow covering theme development, plugin creation, WooCommerce integration, performance optimization, and security hardening.
Frequently asked questions
What are Security agent skills?
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
Which Security skills are most installed?
Popular Security skills on SkillMD right now include reverse-engineering-android-malware-with-jadx, configuring-tls-1.3-for-secure-communications, performing-power-grid-cybersecurity-assessment. Rankings shift as installs change; sort this page by "Most installs" for the live list.
Do Security skills work with Claude Code and Cursor?
Yes. Every skill here ships as a SKILL.md file, an open format that works in Claude Code, Claude.ai, Cursor, Codex, Windsurf, and 60+ other agents. Install one with npx skillmds@latest add <owner>/<name>, or copy the file into your agent's skills directory.