Topic: security
1,299 skills in this topic.
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hunting-for-domain-fronting-c2-traffic
Detect domain fronting C2 traffic by analyzing SNI vs HTTP Host header mismatches in proxy logs and TLS certificate discrepancies using pyOpenSSL for certificate inspection
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-cloud-log-forensics-with-athena
Uses AWS Athena to query CloudTrail, VPC Flow Logs, S3 access logs, and ALB logs for forensic investigation. Covers CREATE TABLE DDL with partition projection, forensic SQL queries for detecting unauthorized access, data exfiltration, lateral movement, and privilege escalation. Use when investigating AWS security incidents or building cloud-native forensic workflows at scale.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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testing-for-xxe-injection-vulnerabilities
Discovering and exploiting XML External Entity injection vulnerabilities to read server files, perform SSRF, and exfiltrate data during authorized penetration tests.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-api-fuzzing-with-restler
Uses Microsoft RESTler to perform stateful REST API fuzzing by automatically generating and executing test sequences that exercise API endpoints, discover producer-consumer dependencies between requests, and find security and reliability bugs. The tester compiles an OpenAPI specification into a RESTler fuzzing grammar, configures authentication, runs test/fuzz-lean/fuzz modes, and analyzes results for 500 errors, authentication bypasses, resource leaks, and payload injection vulnerabilities. Activates for requests involving API fuzzing, RESTler testing, stateful API testing, or automated API security scanning.
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-cloud-native-forensics-with-falco
Uses Falco YAML rules for runtime threat detection in containers and Kubernetes, monitoring syscalls for shell spawns, file tampering, network anomalies, and privilege escalation. Manages Falco rules via the Falco gRPC API and parses Falco alert output. Use when building container runtime security or investigating k8s cluster compromises.
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
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performing-cryptographic-audit-of-application
A cryptographic audit systematically reviews an application's use of cryptographic primitives, protocols, and key management to identify vulnerabilities such as weak algorithms, insecure modes, hardco
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-credential-access-with-lazagne
Extract stored credentials from compromised endpoints using the LaZagne post-exploitation tool to recover passwords from browsers, databases, system vaults, and applications during authorized red team operations.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-ssrf-vulnerability-exploitation
Test for Server-Side Request Forgery vulnerabilities by probing cloud metadata endpoints, internal network services, and protocol handlers through user-controllable URL parameters. Tests AWS/GCP/Azure metadata APIs (169.254.169.254), internal port scanning via HTTP, URL scheme bypass techniques, and DNS rebinding detection.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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acquiring-disk-image-with-dd-and-dcfldd
Create forensically sound bit-for-bit disk images using dd and dcfldd while preserving evidence integrity through hash verification.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-android-malware-with-apktool
Perform static analysis of Android APK malware samples using apktool for decompilation, jadx for Java source recovery, and androguard for permission analysis, manifest inspection, and suspicious API call detection.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-api-gateway-access-logs
Parses API Gateway access logs (AWS API Gateway, Kong, Nginx) to detect BOLA/IDOR attacks, rate limit bypass, credential scanning, and injection attempts. Uses pandas for statistical analysis of request patterns and anomaly detection. Use when investigating API abuse or building API-specific threat detection rules.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-campaign-attribution-evidence
Campaign attribution analysis involves systematically evaluating evidence to determine which threat actor or group is responsible for a cyber operation. This skill covers collecting and weighting attr
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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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-ethereum-smart-contract-vulnerabilities
Perform static and symbolic analysis of Solidity smart contracts using Slither and Mythril to detect reentrancy, integer overflow, access control, and other vulnerability classes before deployment to Ethereum mainnet.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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performing-web-application-scanning-with-nikto
Nikto is an open-source web server and web application scanner that tests against over 7,000 potentially dangerous files/programs, checks for outdated versions of over 1,250 servers, and identifies ve
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-ios-app-security-with-objection
Performs runtime mobile security exploration of iOS applications using Objection, a Frida-powered toolkit that enables security testers to interact with app internals without jailbreaking. Use when assessing iOS app security posture, bypassing client-side protections, dumping keychain items, inspecting filesystem storage, and evaluating runtime behavior. Activates for requests involving iOS security testing, Objection runtime analysis, Frida-based iOS assessment, or mobile runtime exploration.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-lnk-file-and-jump-list-artifacts
Analyze Windows LNK shortcut files and Jump List artifacts to establish evidence of file access, program execution, and user activity using LECmd, JLECmd, and manual binary parsing of the Shell Link Binary format.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-macro-malware-in-office-documents
Analyzes malicious VBA macros embedded in Microsoft Office documents (Word, Excel, PowerPoint) to identify download cradles, payload execution, persistence mechanisms, and anti-analysis techniques. Uses olevba, oledump, and VBA deobfuscation to extract the attack chain. Activates for requests involving Office macro analysis, VBA malware investigation, maldoc analysis, or document-based threat examination.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-malicious-pdf-with-peepdf
Perform static analysis of malicious PDF documents using peepdf, pdfid, and pdf-parser to extract embedded JavaScript, shellcode, and suspicious objects.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-malware-persistence-with-autoruns
Use Sysinternals Autoruns to systematically identify and analyze malware persistence mechanisms across registry keys, scheduled tasks, services, drivers, and startup locations on Windows systems.
mukul975/Anthropic-Cybersecurity-Skills 4,300
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analyzing-network-covert-channels-in-malware
Detect and analyze covert communication channels used by malware including DNS tunneling, ICMP exfiltration, steganographic HTTP, and protocol abuse for C2 and data exfiltration.
mukul975/Anthropic-Cybersecurity-Skills 4,300