[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"skill:01M6AFSVWZB0ZRK0ZHQNMQ0HES":3,"skill-same:01M6AFSVWZB0ZRK0ZHQNMQ0HES":111},{"skillNo":4,"name":5,"nameZh":6,"description":7,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":16,"categories":17,"keywords":23,"publishedAt":43,"linkOnly":44,"markdownContent":45,"markdownBody":46,"frontMatter":47,"refName":70,"commitSha":71,"skillDirectory":72,"forksCount":73,"repositoryHtmlUrl":74,"repositoryHomepageUrl":75,"ownerHtmlUrl":76,"ownerBlogUrl":77,"ownerDescription":78,"updatedAt":79,"install":80,"resources":93},"01M6AFSVWZB0ZRK0ZHQNMQ0HES","performing-fuzzing-with-aflplusplus",null,"Performs coverage-guided fuzzing of compiled binaries with AFL++, instrumenting targets via afl-cc\u002Fafl-clang-fast, minimizing corpora with afl-cmin and afl-tmin, running parallel campaigns with afl-fuzz, and triaging crashes with CASR or GDB scripts. Use for binary fuzzing, crash and memory-corruption discovery, coverage-guided testing, or running AFL++ fuzzing campaigns.","mukul975\u002FAnthropic-Cybersecurity-Skills","mukul975","https:\u002F\u002Favatars.githubusercontent.com\u002Fu\u002F42860185?v=4","01M6ADEQR8T5M4EEG6C67BQCWF","Mahipal","01M6ADJPMYWG1E5GM1FWBE3128",36146,"Apache-2.0","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fperforming-fuzzing-with-aflplusplus\u002FSKILL.md",[18],{"categoryNo":19,"categoryName":20,"taxonomyType":21,"taxonomyTypeDesc":22},"01JBSEEDCAT000000000000008","测试与质量","SCENARIO","使用场景",[24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42],"performing fuzzing with aflplusplus","fuzzing","aflplusplus","t1078","crash-triage","coverage-guided","analysis","application-security","afl","security-testing","t1059","testing","binary-analysis","fast","pr","triage","cybersecurity","memory","security","2026-11-10 10:12:30",false,"---\nname: performing-fuzzing-with-aflplusplus\ndescription: 'Performs coverage-guided fuzzing of compiled binaries with AFL++, instrumenting\n  targets via afl-cc\u002Fafl-clang-fast, minimizing corpora with afl-cmin and afl-tmin,\n  running parallel campaigns with afl-fuzz, and triaging crashes with CASR or GDB\n  scripts. Use for binary fuzzing, crash and memory-corruption discovery, coverage-guided\n  testing, or running AFL++ fuzzing campaigns.\n\n  '\ndomain: cybersecurity\nsubdomain: application-security\ntags:\n- fuzzing\n- aflplusplus\n- coverage-guided\n- crash-triage\n- binary-analysis\n- security-testing\nversion: '1.0'\nauthor: mahipal\nlicense: Apache-2.0\nnist_ai_rmf:\n- MEASURE-2.7\n- MAP-5.1\n- MANAGE-2.4\natlas_techniques:\n- AML.T0070\n- AML.T0066\n- AML.T0082\nnist_csf:\n- PR.PS-01\n- PR.PS-04\n- ID.RA-01\n- PR.DS-10\nmitre_attack:\n- T1078\n- T1190\n- T1059\n- T1005\n---\n# Performing Fuzzing with AFL++\n\n## Overview\n\nAFL++ is a community-maintained fork of American Fuzzy Lop (AFL) that provides coverage-guided\nfuzzing for compiled binaries. It instruments targets at compile time or via QEMU\u002FUnicorn mode\nfor binary-only fuzzing, then mutates input corpora to discover new code paths. AFL++ includes\nadvanced scheduling (MOpt, rare), custom mutators, CMPLOG for input-to-state comparison solving,\nand persistent mode for high-throughput fuzzing.\n\n\n## When to Use\n\n- When conducting security assessments that involve performing fuzzing with aflplusplus\n- When following incident response procedures for related security events\n- When performing scheduled security testing or auditing activities\n- When validating security controls through hands-on testing\n\n## Prerequisites\n\n- AFL++ installed (`apt install afl++` or build from source)\n- Target binary source code (for compile-time instrumentation) or QEMU mode for binary-only\n- Initial seed corpus of valid inputs for the target format\n- Linux system with \u002Fproc\u002Fsys\u002Fkernel\u002Fcore_pattern configured\n\n## Steps\n\n1. Instrument the target binary with `afl-cc` or `afl-clang-fast`\n2. Prepare seed corpus directory with minimal valid inputs\n3. Minimize corpus with `afl-cmin` to remove redundant seeds\n4. Run `afl-fuzz` with appropriate flags (-i input -o output)\n5. Monitor fuzzing progress via afl-whatsup and UI stats\n6. Triage crashes with `afl-tmin` minimization and CASR\u002FGDB analysis\n7. Report unique crashes with reproduction steps\n\n## Expected Output\n\n```\n+++ Findings +++\n  unique crashes: 12\n  unique hangs: 3\n  last crash: 00:02:15 ago\n+++ Coverage +++\n  map density: 4.23% \u002F 8.41%\n  paths found: 1847\n  exec speed: 2145\u002Fsec\n```\n","# Performing Fuzzing with AFL++\n\n## Overview\n\nAFL++ is a community-maintained fork of American Fuzzy Lop (AFL) that provides coverage-guided\nfuzzing for compiled binaries. It instruments targets at compile time or via QEMU\u002FUnicorn mode\nfor binary-only fuzzing, then mutates input corpora to discover new code paths. AFL++ includes\nadvanced scheduling (MOpt, rare), custom mutators, CMPLOG for input-to-state comparison solving,\nand persistent mode for high-throughput fuzzing.\n\n\n## When to Use\n\n- When conducting security assessments that involve performing fuzzing with aflplusplus\n- When following incident response procedures for related security events\n- When performing scheduled security testing or auditing activities\n- When validating security controls through hands-on testing\n\n## Prerequisites\n\n- AFL++ installed (`apt install afl++` or build from source)\n- Target binary source code (for compile-time instrumentation) or QEMU mode for binary-only\n- Initial seed corpus of valid inputs for the target format\n- Linux system with \u002Fproc\u002Fsys\u002Fkernel\u002Fcore_pattern configured\n\n## Steps\n\n1. Instrument the target binary with `afl-cc` or `afl-clang-fast`\n2. Prepare seed corpus directory with minimal valid inputs\n3. Minimize corpus with `afl-cmin` to remove redundant seeds\n4. Run `afl-fuzz` with appropriate flags (-i input -o output)\n5. Monitor fuzzing progress via afl-whatsup and UI stats\n6. Triage crashes with `afl-tmin` minimization and CASR\u002FGDB analysis\n7. Report unique crashes with reproduction steps\n\n## Expected Output\n\n```\n+++ Findings +++\n  unique crashes: 12\n  unique hangs: 3\n  last crash: 00:02:15 ago\n+++ Coverage +++\n  map density: 4.23% \u002F 8.41%\n  paths found: 1847\n  exec speed: 2145\u002Fsec\n```\n",{"name":5,"tags":48,"author":49,"domain":40,"license":15,"version":50,"nist_csf":51,"subdomain":31,"description":56,"nist_ai_rmf":57,"mitre_attack":61,"atlas_techniques":66},[25,26,29,28,36,33],"mahipal","1.0",[52,53,54,55],"PR.PS-01","PR.PS-04","ID.RA-01","PR.DS-10","Performs coverage-guided fuzzing of compiled binaries with AFL++, instrumenting targets via afl-cc\u002Fafl-clang-fast, minimizing corpora with afl-cmin and afl-tmin, running parallel campaigns with afl-fuzz, and triaging crashes with CASR or GDB scripts. Use for binary fuzzing, crash and memory-corruption discovery, coverage-guided testing, or running AFL++ fuzzing campaigns.\n",[58,59,60],"MEASURE-2.7","MAP-5.1","MANAGE-2.4",[62,63,64,65],"T1078","T1190","T1059","T1005",[67,68,69],"AML.T0070","AML.T0066","AML.T0082","main","54a798831d2266a3ca61ce68a7acb80b81160d57","skills\u002Fperforming-fuzzing-with-aflplusplus",4425,"https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills","https:\u002F\u002Fmahipal.engineer\u002FAnthropic-Cybersecurity-Skills\u002F","https:\u002F\u002Fgithub.com\u002Fmukul975","Mahipal.engineer","🔐 Cybersecurity | 💻 Dev | 📷 Street Photographer\r\n🎓 MSc | 📚 Research & AI Security","2026-08-31 12:32:44",{"source":8,"skillName":5,"commands":81,"prompt":91,"zipAvailable":92},[82,85,88],{"tool":83,"command":84},"npx","npx skills add mukul975\u002FAnthropic-Cybersecurity-Skills --skill performing-fuzzing-with-aflplusplus",{"tool":86,"command":87},"bunx","bunx skills add mukul975\u002FAnthropic-Cybersecurity-Skills --skill performing-fuzzing-with-aflplusplus",{"tool":89,"command":90},"pnpm","pnpm dlx skills add mukul975\u002FAnthropic-Cybersecurity-Skills --skill performing-fuzzing-with-aflplusplus","安装技能，技能地址：https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fperforming-fuzzing-with-aflplusplus\u002FSKILL.md",true,[94,99,105],{"path":95,"resourceType":95,"resourceTypeDesc":96,"sizeBytes":97,"sourceHtmlUrl":98},"LICENSE","许可证",11255,"https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fperforming-fuzzing-with-aflplusplus\u002FLICENSE",{"path":100,"resourceType":101,"resourceTypeDesc":102,"sizeBytes":103,"sourceHtmlUrl":104},"references\u002Fapi-reference.md","REFERENCE","参考文档",2223,"https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fperforming-fuzzing-with-aflplusplus\u002Freferences\u002Fapi-reference.md",{"path":106,"resourceType":107,"resourceTypeDesc":108,"sizeBytes":109,"sourceHtmlUrl":110},"scripts\u002Fagent.py","SCRIPT","脚本",7201,"https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fperforming-fuzzing-with-aflplusplus\u002Fscripts\u002Fagent.py",[112,139,163,187,213,240],{"skillNo":113,"name":114,"nameZh":6,"description":115,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":116,"categories":117,"keywords":121,"publishedAt":43},"01M6AGDM3HJXTKXX15ZZ0ZVCJ3","verifying-build-provenance-with-slsa-sigstore","Verifies artifact signatures and SLSA provenance using Sigstore's cosign (verify, verify-attestation, verify-blob-attestation) and slsa-verifier (verify-artifact), enforcing keyless OIDC builder identity and source repo against SLSA Build levels. Use in CI\u002FCD before deploying artifacts, when consuming third-party attestations, establishing a SLSA Build L3 pipeline, or confirming provenance during incident response or admission control.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fverifying-build-provenance-with-slsa-sigstore\u002FSKILL.md",[118],{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},"01JBSEEDCAT000000000000023","Skill与智能体开发",[122,123,124,125,42,40,126,127,38,128,129,130,131,132,133,134,135,136,137,138],"sigstore","provenance","slsa","verifying build provenance with slsa sigstore","incident response","identity","code","artifacts","ci","supply-chain","pipeline","supply-chain-security","t1195","attestation","code-signing","cosign","keyless",{"skillNo":140,"name":141,"nameZh":6,"description":142,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":143,"categories":144,"keywords":146,"publishedAt":43},"01M6AGDGBPWYVZ2F11GFKJ4HZ9","validating-tpm-measured-boot-attestation","Verifies TPM 2.0 measured-boot integrity and remote attestation with tpm2-tools -- reading PCRs (tpm2_pcrread), replaying the boot event log, generating and checking signed quotes (tpm2_quote\u002Ftpm2_checkquote), and sealing secrets to a PCR policy. Use to confirm a system booted trusted firmware\u002Fkernel for Zero Trust device posture, detect boot-chain tampering via PCR drift, or build a golden-value baseline for fleet attestation.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fvalidating-tpm-measured-boot-attestation\u002FSKILL.md",[145],{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},[147,135,148,149,42,150,40,38,151,152,153,154,155,156,157,158,159,160,161,162],"boot","TPM","validating tpm measured boot attestation","policy","verification","ZeRO","firmware","Tools","measured-boot","PCR","integrity","secrets","remote-attestation","tpm2-tools","integrity-verification","trusted-computing",{"skillNo":164,"name":165,"nameZh":6,"description":166,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":167,"categories":168,"keywords":171,"publishedAt":43},"01M6AGDCW0Y4FXZ3362GT1941M","validating-backup-integrity-for-recovery","Validates backup integrity through cryptographic hash verification, automated restore testing, corruption detection, and recoverability checks to confirm backups are reliable for disaster recovery and ransomware response. Use before relying on backups for recovery, when building post-backup validation pipelines, auditing backup infrastructure for compliance, or checking immutable\u002Fair-gapped backups for silent corruption or tampering.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Fvalidating-backup-integrity-for-recovery\u002FSKILL.md",[169,170],{"categoryNo":19,"categoryName":20,"taxonomyType":21,"taxonomyTypeDesc":22},{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},[157,172,173,174,35,40,175,176,151,177,178,179,180,181,182,27,183,184,185,186],"backup","recovery","validating backup integrity for recovery","infrastructure","validation","compliance","hash-verification","incident-response","ransomware","cryptocurrency","detection","t1490","immutable","disaster-recovery","restore-testing",{"skillNo":188,"name":189,"nameZh":6,"description":190,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":191,"categories":192,"keywords":194,"publishedAt":43},"01M6AGD9GBG2KZ336AE763J3WH","triaging-windows-with-kape","Runs KAPE (Kroll Artifact Parser and Extractor) to collect targeted forensic artifacts (registry hives, $MFT, event logs, prefetch, browser data) via Targets and parse them with Modules wrapping Eric Zimmerman's EZ Tools (PECmd, MFTECmd, RECmd). Use during early incident containment\u002Ftriage when full disk imaging is impractical but a defensible, parseable Windows artifact set is needed quickly, including at-scale remote collection.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Ftriaging-windows-with-kape\u002FSKILL.md",[193],{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},[195,196,197,40,198,199,200,201,202,203,204,205,206,207,208,209,154,210,211,212],"windows","kape","triaging windows with kape","registry","browser","logs","windows-forensics","dfir","mft","mftecmd","data","prefetch","eric-zimmerman","digital-forensics","SET","collection","pecmd","artifact-collection",{"skillNo":214,"name":215,"nameZh":6,"description":216,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":217,"categories":218,"keywords":220,"publishedAt":43},"01M6AGD5PW5J4EVZM958WD74ZQ","triaging-vulnerabilities-with-ssvc-framework","Triages and prioritizes vulnerabilities with CISA's Stakeholder-Specific Vulnerability Categorization (SSVC) decision tree, weighing exploitation status (via the CISA KEV catalog and FIRST EPSS API), technical impact, automatability, and mission prevalence to output Track\u002FTrack*\u002FAttend\u002FAct decisions. Use when prioritizing vulnerability scan results (OpenVAS, Nessus, Qualys) for remediation planning beyond raw CVSS scores.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Ftriaging-vulnerabilities-with-ssvc-framework\u002FSKILL.md",[219],{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},[221,222,223,40,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239],"vulnerabilities","framework","triaging vulnerabilities with ssvc framework","status","planning","CISA","vulnerability-management","risk-management","nessus","qualys","openvas","cvss","remediation","risk","vulnerability","api","prioritization","ssvc","decision-tree",{"skillNo":241,"name":242,"nameZh":6,"description":243,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":244,"categories":245,"keywords":247,"publishedAt":43},"01M6AGD24TTQQM4CXG69E3B9TJ","triaging-security-incident","Performs initial triage of security incidents using the NIST SP 800-61r3 and SANS PICERL frameworks, classifying incident type, assigning priority by business impact, and routing to the appropriate response team. Use when a SIEM\u002FEDR alert needs human classification, concurrent alerts must be prioritized, or a user report or threat-intel IOC match requires initial incident categorization.","https:\u002F\u002Fgithub.com\u002Fmukul975\u002FAnthropic-Cybersecurity-Skills\u002Fblob\u002Fmain\u002Fskills\u002Ftriaging-security-incident\u002FSKILL.md",[246],{"categoryNo":119,"categoryName":120,"taxonomyType":21,"taxonomyTypeDesc":22},[42,248,40,249,250,251,252,253,254,255,256,27,257,183,30,258,259,260,261,262],"triaging security incident","siem","file","ioc","soc","NIST-800-61","NIST","severity","edr","execution","classification","severity-classification","incident-triage","SANS-PICERL","SOC-operations"]