Skill rating
810 skills. The A–F grade combines safety (60%) and quality (40%); tests add a bonus. The rating refreshes automatically from open catalogs.
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| # | Grade | Skill | Score ▾ | Safety | Quality | Process | Tests | Popularity | Updated |
|---|---|---|---|---|---|---|---|---|---|
| 601 | C | performing-active-directory-forest-trust-attackAnalyzerInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Enumerate and audit Active Directory forest trust relationships using Impacket for SID filtering analysis, trust key extraction, cross-forest SID history abuse detection, and inter-realm Kerberos tick | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 602 | C | performing-subdomain-enumeration-with-subfinderProcedureGitHubAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Enumerate subdomains of target domains using ProjectDiscovery's Subfinder passive reconnaissance tool to map the attack surface during security assessments. | 93 | 78 | B | — | — | 31 Aug 2026 | |
| 603 | C | building-automated-malware-submission-pipelineProcedureInfrastructureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Builds an automated malware submission and analysis pipeline that collects suspicious files from endpoints and email gateways, submits them to sandbox environments and multi-engine scanners, and gener | 90 | 82 | B | — | — | 31 Aug 2026 | |
| 604 | C | deploying-cloud-deception-with-decoy-resourcesProcedureAWSGoogle CloudAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploy cloud-native deception across AWS, Azure, and GCP using decoy (honey) resources whose only purpose is to generate a high-fidelity alert the instant an attacker touches them: canary IAM access k | 91 | 81 | C | — | — | 31 Aug 2026 | |
| 605 | C | deploying-decoy-files-for-ransomware-detectionAnalyzerWordExcelInfrastructureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploys canary files (honeytokens) across file systems to detect ransomware encryption activity in real time. Uses strategically placed decoy documents monitored via file integrity monitoring or OS-le | 93 | 79 | C | — | — | 31 Aug 2026 | |
| 606 | C | detecting-container-runtime-threats-with-falcoAnalyzerDockerKubernetesSecurityAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploys and operates Falco with the modern eBPF driver in Kubernetes and Docker, covering driver selection, Helm installation, output channels, and the built-in ruleset that detects container escape, | 92 | 79 | C | — | — | 31 Aug 2026 | |
| 607 | C | detecting-qr-code-phishing-with-email-securityAnalyzerAI and agentsSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detect and prevent QR code phishing (quishing) attacks that embed malicious URLs inside QR code images to bypass link-based email security, using image-based threat detection, OCR/QR decoding, and mob | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 608 | C | implementing-pod-security-admission-controllerAnalyzerKubernetesSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Configures and operates the Kubernetes Pod Security Admission (PSA) controller that enforces Pod Security Standards: namespace enforce/audit/warn labels, cluster-wide defaults via AdmissionConfigurati | 95 | 76 | C | — | — | 31 Aug 2026 | |
| 609 | C | performing-aws-privilege-escalation-assessmentAnalyzerAWSSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Performing authorized privilege escalation assessments in AWS environments to identify IAM misconfigurations that allow users or roles to elevate their permissions using Pacu, CloudFox, Principal Mapp | 90 | 82 | C | — | — | 31 Aug 2026 | |
| 610 | C | performing-cloud-penetration-testing-with-pacuProcedureAWSSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Run authorized AWS penetration tests with Pacu, the open-source AWS exploitation framework, to enumerate IAM configuration, scan for privilege escalation paths, and test data access and lateral moveme | 91 | 82 | B | — | — | 31 Aug 2026 | |
| 611 | C | performing-cryptographic-audit-of-applicationAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills 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 | 97 | 71 | C | — | — | 31 Aug 2026 | |
| 612 | C | performing-open-source-intelligence-gatheringProcedureGitHubAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Open Source Intelligence (OSINT) gathering is the first active phase of a red team engagement, where operators collect publicly available information about the target organization to identify attack s | 97 | 71 | C | — | — | 31 Aug 2026 | |
| 613 | C | performing-cloud-native-forensics-with-falcoAnalyzerKubernetesSecurityPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills 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 | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 614 | C | implementing-anti-phishing-training-programProcedureAI and agentsSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Guides designing, deploying, and measuring an anti-phishing security awareness program - baseline phishing simulations, interactive training modules, just-in-time learning, and metric tracking - using | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 615 | C | analyzing-ransomware-encryption-mechanismsAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Analyzes encryption algorithms, key management, and file encryption routines used by ransomware families to assess decryption feasibility, identify implementation weaknesses, and support recovery effo | 90 | 82 | B | — | — | 31 Aug 2026 | |
| 616 | C | auditing-tls-certificate-transparency-logsAnalyzerAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Monitors Certificate Transparency (CT) logs to detect unauthorized certificate issuance, discover subdomains via CT data, and alert on suspicious certificate activity for owned domains. Uses the crt.s | 90 | 82 | B | — | — | 31 Aug 2026 | |
| 617 | C | building-incident-timeline-with-timesketchGeneratorDockerGitHubInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Build collaborative forensic incident timelines using Timesketch to ingest, normalize, and analyze multi-source event data (including Plaso output) for attack chain reconstruction and investigation do | 97 | 73 | C | — | — | 31 Aug 2026 | |
| 618 | C | implementing-aws-iam-permission-boundariesProcedureAWSSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Configures AWS IAM permission boundaries that cap the maximum permissions an identity-based policy can grant to a user or role, so effective permissions are the intersection of the identity policy and | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 619 | C | hunting-for-command-and-control-beaconingAnalyzerPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detect C2 beaconing patterns in network traffic using frequency analysis, jitter detection, and domain reputation to identify compromised endpoints communicating with adversary infrastructure. | 93 | 78 | B | — | — | 31 Aug 2026 | |
| 620 | C | hunting-for-unusual-service-installationsAnalyzerPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detects suspicious Windows service installations (MITRE ATT&CK T1543.003) by parsing System event log Event ID 7045, analyzing service binary paths, and flagging indicators of persistence mechanisms v | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 621 | C | hunting-for-process-injection-techniquesProcedurePeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detects process injection techniques (MITRE T1055) — including CreateRemoteThread injection, process hollowing, and DLL injection — by analyzing Sysmon Event IDs 8 (CreateRemoteThread) and 10 (Process | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 622 | C | implementing-pci-dss-compliance-controlsProcedureSecurityData and analyticsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Implements PCI DSS 4.0.1's 12 requirements across 6 control objectives for organizations that store, process, or transmit cardholder data, including the customized validation approach, enhanced authen | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 623 | C | performing-cloud-forensics-investigationIntegrationAWSGoogle CloudInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Collect and analyze cloud forensic evidence using AWS CLI, Azure CLI, or gcloud to snapshot volumes, capture instance metadata and security group configurations, and preserve cloud-native logs (CloudT | 93 | 78 | C | — | — | 31 Aug 2026 | |
| 624 | C | exploiting-constrained-delegation-abuseProcedureAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Exploits Kerberos Constrained Delegation misconfigurations in Active Directory using Impacket's findDelegation.py and getST.py (or Rubeus/Kekeo on Windows) to abuse S4U2Self and S4U2Proxy and imperson | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 625 | C | exploiting-mass-assignment-in-rest-apisProcedureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Discovers and exploits mass assignment (autobinding) in REST APIs by injecting unexpected or hidden parameters (e.g. role, isAdmin, plan) into create/update requests, using Burp Suite Intruder, Arjun, | 93 | 78 | B | — | — | 31 Aug 2026 | |
| 626 | C | analyzing-windows-prefetch-with-pythonAnalyzerSoftware developmentInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Parse Windows Prefetch (.pf) files with the windowsprefetch Python library to reconstruct application execution history, run counts, and accessed file/volume lists. Use when investigating renamed or m | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 627 | C | exploiting-kerberoasting-with-impacketAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Performs Kerberoasting (MITRE ATT&CK T1558.003) using Impacket's GetUserSPNs.py to request Kerberos TGS tickets for SPN-registered service accounts, then cracks the extracted RC4/AES-encrypted hashes | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 628 | C | exploiting-server-side-request-forgeryProcedureAWSKubernetesSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Identifying and exploiting SSRF vulnerabilities to access internal services, cloud metadata, and restricted network resources during authorized penetration tests. | 95 | 76 | C | — | — | 31 Aug 2026 | |
| 629 | C | performing-directory-traversal-testingProcedureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Test web applications for path traversal and Local/Remote File Inclusion vulnerabilities by manipulating file path parameters, applying encoding and filter-bypass techniques, automating discovery with | 96 | 74 | C | — | — | 31 Aug 2026 | |
| 630 | C | testing-ransomware-recovery-proceduresProcedureAWSSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Tests and validates ransomware recovery procedures - backup restore operations (e.g. with Restic), RTO/RPO target verification, recovery sequencing, and clean-restore validation - to confirm organizat | 92 | 79 | C | — | — | 31 Aug 2026 | |
| 631 | C | performing-lateral-movement-detectionAnalyzerInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detects lateral movement techniques including Pass-the-Hash, PsExec, WMI execution, RDP pivoting, and SMB-based spreading by correlating Windows Security/Sysmon event logs, network flow data (NetFlow/ | 91 | 82 | C | — | — | 31 Aug 2026 | |
| 632 | C | conducting-cloud-penetration-testingProcedureAWSAzureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills This skill outlines methodologies for performing authorized penetration testing against AWS, Azure, and GCP cloud environments. It covers understanding the shared responsibility model for testing scop | 90 | 82 | B | — | — | 31 Aug 2026 | |
| 633 | C | tracking-threat-actor-infrastructureProcedurePeople and hiringPersonal productivitymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Discovers and maps adversary-controlled infrastructure (C2 servers, phishing domains, exploit-kit hosts, bulletproof hosting) by pivoting across passive DNS, certificate transparency logs, Shodan/Cens | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 634 | C | configuring-ldap-security-hardeningAnalyzerSecurityInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Hardens LDAP directory services against credential harvesting, LDAP injection, anonymous binding, and channel-binding bypass by enforcing LDAPS, channel binding, and LDAP signing. Use when securing an | 97 | 71 | C | — | — | 31 Aug 2026 | |
| 635 | C | detecting-aws-cloudtrail-anomaliesIntegrationAWSSecurityAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detect unusual API call patterns in AWS CloudTrail logs using boto3, statistical baselining, and behavioral analysis to identify credential compromise, privilege escalation, and unauthorized resource | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 636 | C | hunting-for-cobalt-strike-beaconsAnalyzerPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detect Cobalt Strike beacon command-and-control traffic using default TLS certificate signatures (serial 8BB00EE), JA3/JA3S/JARM fingerprints, HTTP malleable C2 profile pattern matching, and beacon ji | 98 | 71 | C | — | — | 31 Aug 2026 | |
| 637 | C | performing-soc-tabletop-exerciseProcedureAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Performs tabletop exercises for SOC teams simulating security incidents through discussion-based scenarios to test incident response procedures, communication workflows, and decision-making under pres | 91 | 82 | B | — | — | 31 Aug 2026 | |
| 638 | C | reverse-engineering-rust-malwareProcedureSoftware developmentSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Reverse engineers Rust-compiled malware using IDA Pro and Ghidra, covering techniques for non-null-terminated fat-pointer strings, monomorphized/duplicated generic code, Result/Option unwrap chains, c | 95 | 75 | C | — | — | 31 Aug 2026 | |
| 639 | C | performing-ransomware-responseAnalyzerSecurityInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Executes a structured ransomware incident response from detection through containment, forensic analysis, decryption assessment, recovery, and post-incident hardening, covering ransom negotiation, bac | 90 | 82 | B | — | — | 31 Aug 2026 | |
| 640 | C | exploiting-active-directory-certificate-services-esc1ProcedureAI and agentsmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Exploit misconfigured Active Directory Certificate Services (AD CS) ESC1 vulnerability to request certificates as high-privileged users and escalate domain privileges during authorized red team assess | 94 | 75 | C | — | — | 31 Aug 2026 | |
| 641 | C | implementing-continuous-security-validation-with-basAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploys Breach and Attack Simulation (BAS) platforms such as SafeBreach, AttackIQ, Picus, Cymulate, Pentera, or SCYTHE to continuously validate endpoint, network, email-gateway, SIEM, and incident-res | 93 | 75 | C | — | — | 31 Aug 2026 | |
| 642 | C | performing-static-malware-analysis-with-pe-studioAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Performs static analysis of Windows PE malware samples using PEStudio to examine file headers, imports, strings, and resources without executing the binary, identifying packing, anti-analysis tricks, | 92 | 78 | C | — | — | 31 Aug 2026 | |
| 643 | C | building-ransomware-playbook-with-cisa-frameworkProcedureInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Builds a structured ransomware incident response playbook aligned with the CISA StopRansomware Guide and NIST Cybersecurity Framework, covering preparation, detection, containment, eradication, recove | 90 | 79 | C | — | — | 31 Aug 2026 | |
| 644 | C | implementing-attack-path-analysis-with-xm-cyberAnalyzerAzureInfrastructureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploys XM Cyber's continuous exposure management platform to build attack graphs that chain vulnerabilities, misconfigurations, identity risks, and credential weaknesses toward critical assets, ident | 94 | 75 | C | — | — | 31 Aug 2026 | |
| 645 | C | performing-automated-malware-analysis-with-capeAnalyzerSecurityInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Deploy and operate the CAPEv2 malware sandbox (a Cuckoo derivative) to run samples in a monitored Windows guest VM, capturing behavioral signatures, dropped files, PCAP network traffic, and family-spe | 95 | 73 | C | — | — | 31 Aug 2026 | |
| 646 | C | conducting-man-in-the-middle-attack-simulationProcedureSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Simulates man-in-the-middle attacks using Ettercap, mitmproxy, and Bettercap in authorized environments to intercept, analyze, and modify network traffic for testing encryption enforcement, certificat | 89 | 82 | B | — | — | 31 Aug 2026 | |
| 647 | C | auditing-kubernetes-rbac-privilege-escalationAnalyzerKubernetesGitHubInfrastructuremukul975/Anthropic-Cybersecurity-SkillsAgent Skills Finds over-permissive RBAC roles and service-account token abuse paths in a Kubernetes cluster using kubectl auth can-i, rbac-police, kubectl-who-can, and rakkess, tracing which subjects can escalate | 91 | 79 | C | — | — | 31 Aug 2026 | |
| 648 | C | hunting-for-beaconing-with-frequency-analysisAnalyzerPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Identify command-and-control beaconing patterns in network traffic by applying statistical frequency analysis, jitter calculation, and coefficient of variation scoring to detect periodic callbacks fro | 92 | 78 | B | — | — | 31 Aug 2026 | |
| 649 | C | analyzing-cobalt-strike-beacon-configurationAnalyzerPeople and hiringmukul975/Anthropic-Cybersecurity-SkillsAgent Skills Extract and analyze Cobalt Strike beacon configuration from PE files and memory dumps to identify C2 infrastructure, malleable profiles, and operator tradecraft. | 93 | 75 | C | — | — | 31 Aug 2026 | |
| 650 | C | detecting-ai-model-prompt-injection-attacksAnalyzerSecuritymukul975/Anthropic-Cybersecurity-SkillsAgent Skills Detects prompt injection using regex signature matching, heuristic scoring for structural anomalies, and DeBERTa-based transformer classification, flagging direct injections (system-prompt overrides, | 86 | 85 | C | — | — | 31 Aug 2026 |