Agent skills
Skills you can use with AI coding agents, indexed from public GitHub repositories.
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reverse-engineering-dotnet-malware-with-dnspy
Reverse engineers .NET malware using dnSpy decompiler and debugger to analyze C#/VB.NET source code, identify obfuscation techniques, extract configurations, and understand malicious functionality including stealers, RATs, and loaders. Activates for requests involving .NET malware analysis, C# malware decompilation, managed code reverse engineering, or .NET obfuscation analysis.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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building-soc-metrics-and-kpi-tracking
Builds SOC performance metrics and KPI tracking dashboards measuring Mean Time to Detect (MTTD), Mean Time to Respond (MTTR), alert quality ratios, analyst productivity, and detection coverage using SIEM data. Use when SOC leadership needs operational visibility, continuous improvement tracking, or executive-level reporting on security operations effectiveness.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-ot-vulnerability-scanning-safely
Perform vulnerability scanning in OT/ICS environments safely using passive monitoring, native protocol queries, and carefully controlled active scanning with Tenable OT Security to identify vulnerabilities without disrupting industrial processes or crashing legacy controllers.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-dns-logs-for-exfiltration
Analyzes DNS query logs to detect data exfiltration via DNS tunneling, DGA domain communication, and covert C2 channels using entropy analysis, query volume anomalies, and subdomain length detection in SIEM platforms. Use when SOC teams need to identify DNS-based threats that bypass traditional network security controls.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-cyber-kill-chain
Analyzes intrusion activity against the Lockheed Martin Cyber Kill Chain framework to identify which phases an adversary has completed, where defenses succeeded or failed, and what controls would have interrupted the attack at earlier phases. Use when conducting post-incident analysis, building prevention-focused security controls, or mapping detection gaps to kill chain phases. Activates for requests involving kill chain analysis, intrusion kill chain, attack phase mapping, or Lockheed Martin kill chain framework.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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profiling-threat-actor-groups
Develops comprehensive threat actor profiles for APT groups, criminal organizations, and hacktivist collectives by aggregating TTP documentation, historical campaign data, tooling fingerprints, and attribution indicators from multiple intelligence sources. Use when briefing executives on sector-specific threats, updating threat model assumptions, or prioritizing defensive controls against specific adversaries. Activates for requests involving MITRE ATT&CK Groups, Mandiant APT profiles, CrowdStrike adversary naming, or sector-specific threat briefings.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-service-account-credential-rotation
Automate credential rotation for service accounts across Active Directory, cloud platforms, and application databases to eliminate stale secrets and reduce compromise risk.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-packet-injection-attack
Crafts and injects custom network packets using Scapy, hping3, and Nemesis during authorized security assessments to test firewall rules, IDS detection, protocol handling, and network stack resilience against malformed and spoofed traffic.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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securing-serverless-functions
This skill covers security hardening for serverless compute platforms including AWS Lambda, Azure Functions, and Google Cloud Functions. It addresses least privilege IAM roles, dependency vulnerability scanning, secrets management integration, input validation, function URL authentication, and runtime monitoring to protect against injection attacks, credential theft, and supply chain compromises.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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implementing-zero-trust-network-access
Implementing Zero Trust Network Access (ZTNA) in cloud environments by configuring identity-aware proxies, micro-segmentation, continuous verification with conditional access policies, and replacing traditional VPN-based access with BeyondCorp-style architectures across AWS, Azure, and GCP.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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configuring-multi-factor-authentication-with-duo
Deploy Cisco Duo multi-factor authentication across enterprise applications, VPN, RDP, and SSH access points. This skill covers Duo integration methods, adaptive authentication policies, device trust
mukul975/Anthropic-Cybersecurity-Skills 4,300
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deploying-edr-agent-with-crowdstrike
Deploys and configures CrowdStrike Falcon EDR agents across enterprise endpoints to enable real-time threat detection, behavioral analysis, and automated response. Use when onboarding endpoints to EDR coverage, configuring detection policies, or integrating Falcon telemetry with SIEM platforms. Activates for requests involving CrowdStrike deployment, Falcon sensor installation, EDR policy configuration, or endpoint detection and response.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-ransomware-payment-wallets
Traces ransomware cryptocurrency payment flows using blockchain analysis tools such as Chainalysis Reactor, WalletExplorer, and blockchain.com APIs. Identifies wallet clusters, tracks fund movement through mixers and exchanges, and supports law enforcement attribution. Activates for requests involving ransomware payment tracing, bitcoin wallet analysis, cryptocurrency forensics, or blockchain intelligence gathering.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-vulnerability-scanning-with-nessus
Performs authenticated and unauthenticated vulnerability scanning using Tenable Nessus to identify known vulnerabilities, misconfigurations, default credentials, and missing patches across network infrastructure, servers, and applications. The scanner correlates findings with CVE databases and CVSS scores to produce prioritized remediation guidance. Activates for requests involving vulnerability scanning, Nessus assessment, patch compliance checking, or automated vulnerability detection.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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implementing-api-security-testing-with-42crunch
Implement comprehensive API security testing using the 42Crunch platform to perform static audit and dynamic conformance scanning of OpenAPI specifications.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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implementing-honeypot-for-ransomware-detection
Deploys canary files, honeypot shares, and decoy systems to detect ransomware activity at the earliest possible stage. Configures canary tokens embedded in strategic file locations that trigger alerts when ransomware attempts encryption, uses honeypot network shares that mimic high-value targets, and deploys Thinkst Canary appliances for comprehensive deception-based detection. Activates for requests involving ransomware honeypots, canary files, deception technology for ransomware, or early ransomware alerting.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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implementing-zero-trust-for-saas-applications
Implementing zero trust access controls for SaaS applications using CASB, SSPM, conditional access policies, OAuth app governance, and session controls to enforce identity verification, device compliance, and data protection for cloud-hosted services.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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investigating-insider-threat-indicators
Investigates insider threat indicators including data exfiltration attempts, unauthorized access patterns, policy violations, and pre-departure behaviors using SIEM analytics, DLP alerts, and HR data correlation. Use when SOC teams receive insider threat referrals from HR, detect anomalous data movement by employees, or need to build investigation timelines for potential insider threats.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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conducting-spearphishing-simulation-campaign
Spearphishing simulation is a targeted social engineering attack vector used by red teams to gain initial access. Unlike broad phishing campaigns, spearphishing uses OSINT-derived intelligence to craf
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-lateral-movement-with-wmiexec
Perform lateral movement across Windows networks using WMI-based remote execution techniques including Impacket wmiexec.py, CrackMapExec, and native WMI commands for stealthy post-exploitation during red team engagements.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-false-positive-reduction-in-siem
Perform systematic SIEM false positive reduction through rule tuning, threshold adjustment, correlation refinement, and threat intelligence enrichment to combat alert fatigue.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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securing-remote-access-to-ot-environment
This skill covers implementing secure remote access to OT/ICS environments for operators, engineers, and vendors while preventing unauthorized access that could compromise industrial operations. It addresses jump server architecture, multi-factor authentication, session recording, privileged access management, vendor remote access controls, and compliance with IEC 62443 and NERC CIP-005 remote access requirements.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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implementing-application-whitelisting-with-applocker
Implements application whitelisting using Windows AppLocker to restrict unauthorized software execution on endpoints, reducing attack surface from malware, unauthorized tools, and shadow IT. Use when enforcing application control policies, meeting compliance requirements for software restriction, or preventing execution of unsigned or untrusted binaries. Activates for requests involving AppLocker, application whitelisting, software restriction, or executable control.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-disk-forensics-investigation
Conducts disk forensics investigations using forensic imaging, file system analysis, artifact recovery, and timeline reconstruction to support incident response cases. Utilizes tools such as FTK Imager, Autopsy, and The Sleuth Kit for evidence acquisition, deleted file recovery, and artifact examination. Activates for requests involving disk forensics, hard drive analysis, forensic imaging, file recovery, evidence acquisition, or digital forensic investigation.
mukul975/Anthropic-Cybersecurity-Skills 4,300