{ "schemaVersion": "1.0", "item": { "slug": "sev-attestation", "name": "sev-attestation", "source": "tencent", "type": "skill", "category": "AI 智能", "sourceUrl": "https://clawhub.ai/xinyuwang/sev-attestation", "canonicalUrl": "https://clawhub.ai/xinyuwang/sev-attestation", "targetPlatform": "OpenClaw" }, "install": { "downloadMode": "redirect", "downloadUrl": "/downloads/sev-attestation", "sourceDownloadUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=sev-attestation", "sourcePlatform": "tencent", "targetPlatform": "OpenClaw", "installMethod": "Manual import", "extraction": "Extract archive", "prerequisites": [ "OpenClaw" ], "packageFormat": "ZIP package", "includedAssets": [ "README.md", "SKILL.md", "references/error-codes.md", "references/manual-verification.md", "references/report-fields.md", "scripts/detect-sev-snp.sh" ], "primaryDoc": "SKILL.md", "quickSetup": [ "Download the package from Yavira.", "Extract the archive and review SKILL.md first.", "Import or place the package into your OpenClaw setup." ], "agentAssist": { "summary": "Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.", "steps": [ "Download the package from Yavira.", "Extract it into a folder your agent can access.", "Paste one of the prompts below and point your agent at the extracted folder." ], "prompts": [ { "label": "New install", "body": "I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Then review README.md for any prerequisites, environment setup, or post-install checks. Tell me what you changed and call out any manual steps you could not complete." }, { "label": "Upgrade existing", "body": "I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Then review README.md for any prerequisites, environment setup, or post-install checks. Summarize what changed and any follow-up checks I should run." } ] }, "sourceHealth": { "source": "tencent", "status": "healthy", "reason": "direct_download_ok", "recommendedAction": "download", "checkedAt": "2026-04-30T16:55:25.780Z", "expiresAt": "2026-05-07T16:55:25.780Z", "httpStatus": 200, "finalUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=network", "contentType": "application/zip", "probeMethod": "head", "details": { "probeUrl": "https://wry-manatee-359.convex.site/api/v1/download?slug=network", "contentDisposition": "attachment; filename=\"network-1.0.0.zip\"", "redirectLocation": null, "bodySnippet": null }, "scope": "source", "summary": "Source download looks usable.", "detail": "Yavira can redirect you to the upstream package for this source.", "primaryActionLabel": "Download for OpenClaw", "primaryActionHref": "/downloads/sev-attestation" }, "validation": { "installChecklist": [ "Use the Yavira download entry.", "Review SKILL.md after the package is downloaded.", "Confirm the extracted package contains the expected setup assets." ], "postInstallChecks": [ "Confirm the extracted package includes the expected docs or setup files.", "Validate the skill or prompts are available in your target agent workspace.", "Capture any manual follow-up steps the agent could not complete." ] }, "downloadPageUrl": "https://openagent3.xyz/downloads/sev-attestation", "agentPageUrl": "https://openagent3.xyz/skills/sev-attestation/agent", "manifestUrl": "https://openagent3.xyz/skills/sev-attestation/agent.json", "briefUrl": "https://openagent3.xyz/skills/sev-attestation/agent.md" }, "agentAssist": { "summary": "Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.", "steps": [ "Download the package from Yavira.", "Extract it into a folder your agent can access.", "Paste one of the prompts below and point your agent at the extracted folder." ], "prompts": [ { "label": "New install", "body": "I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Then review README.md for any prerequisites, environment setup, or post-install checks. Tell me what you changed and call out any manual steps you could not complete." }, { "label": "Upgrade existing", "body": "I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Then review README.md for any prerequisites, environment setup, or post-install checks. Summarize what changed and any follow-up checks I should run." } ] }, "documentation": { "source": "clawhub", "primaryDoc": "SKILL.md", "sections": [ { "title": "sev-attestation", "body": "AMD SEV-SNP remote attestation for cryptographic VM identity verification." }, { "title": "Description", "body": "Perform AMD SEV-SNP (Secure Encrypted Virtualization - Secure Nested Paging) remote attestation to cryptographically verify VM identity and integrity. Use this skill when:\n\nProving a VM is running in a genuine AMD SEV-SNP confidential computing environment\nVerifying the integrity of a confidential VM before trusting it with secrets\nChecking if SEV-SNP is available and properly configured\nGenerating attestation reports for remote verification\nValidating AMD certificate chains (ARK → ASK → VCEK)\nDebugging attestation failures or certificate issues\n\nKeywords: SEV-SNP, attestation, confidential computing, AMD, VCEK, certificate chain, remote attestation, VM identity, TCB, measurement" }, { "title": "Workflow", "body": "┌─────────────────────────────────────────────────────────────────┐\n│ SEV-SNP Attestation Flow │\n└─────────────────────────────────────────────────────────────────┘\n │\n ▼\n ┌─────────────────┐\n │ 1. Detection │\n │ Is SEV-SNP │\n │ available? │\n └────────┬────────┘\n │\n ┌──────────────┴──────────────┐\n │ │\n ▼ ▼\n ┌─────────┐ ┌─────────┐\n │ YES │ │ NO │\n └────┬────┘ └────┬────┘\n │ │\n ▼ ▼\n ┌─────────────────┐ ┌─────────────────┐\n │ 2. Generate │ │ Exit with │\n │ Report │ │ helpful error │\n └────────┬────────┘ └─────────────────┘\n │\n ▼\n ┌─────────────────┐\n │ 3. Display │\n │ Report Info │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 4. Fetch AMD │\n │ Certificates │\n │ (ARK, ASK, VCEK)│\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 5. Verify │\n │ Cert Chain │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 6. Verify │\n │ Report Sig │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ PASSED or │\n │ FAILED │\n └─────────────────┘" }, { "title": "Check if SEV-SNP is Available", "body": "./scripts/detect-sev-snp.sh" }, { "title": "Run Full Attestation", "body": "./scripts/full-attestation.sh [output_dir]\n\nThis runs the complete 6-step attestation workflow and outputs PASSED or FAILED." }, { "title": "Individual Steps", "body": "Each step can be run independently for debugging or custom workflows:\n\nScriptPurposescripts/detect-sev-snp.shCheck SEV-SNP availabilityscripts/generate-report.sh Generate attestation report with noncescripts/fetch-certificates.sh Fetch AMD certificates from KDSscripts/verify-chain.sh Verify certificate chainscripts/verify-report.sh Verify report signature" }, { "title": "Prerequisites", "body": "snpguest: Rust CLI from virtee/snpguest\nopenssl: For certificate operations\ncurl: For fetching certificates from AMD KDS\nRoot access: Required to access /dev/sev-guest\n\nInstall snpguest:\n\ncargo install snpguest" }, { "title": "Reference Documentation", "body": "Report Fields - Attestation report field reference\nError Codes - Common errors and troubleshooting\nManual Verification - OpenSSL-based verification without snpguest" }, { "title": "Technical Details", "body": "AMD KDS URL: https://kdsintf.amd.com\nCertificate Chain: ARK (self-signed) → ASK → VCEK\nReport Signature: ECDSA P-384\nDevice: /dev/sev-guest (requires root or sev group membership)" } ], "body": "sev-attestation\n\nAMD SEV-SNP remote attestation for cryptographic VM identity verification.\n\nDescription\n\nPerform AMD SEV-SNP (Secure Encrypted Virtualization - Secure Nested Paging) remote attestation to cryptographically verify VM identity and integrity. Use this skill when:\n\nProving a VM is running in a genuine AMD SEV-SNP confidential computing environment\nVerifying the integrity of a confidential VM before trusting it with secrets\nChecking if SEV-SNP is available and properly configured\nGenerating attestation reports for remote verification\nValidating AMD certificate chains (ARK → ASK → VCEK)\nDebugging attestation failures or certificate issues\n\nKeywords: SEV-SNP, attestation, confidential computing, AMD, VCEK, certificate chain, remote attestation, VM identity, TCB, measurement\n\nWorkflow\n┌─────────────────────────────────────────────────────────────────┐\n│ SEV-SNP Attestation Flow │\n└─────────────────────────────────────────────────────────────────┘\n │\n ▼\n ┌─────────────────┐\n │ 1. Detection │\n │ Is SEV-SNP │\n │ available? │\n └────────┬────────┘\n │\n ┌──────────────┴──────────────┐\n │ │\n ▼ ▼\n ┌─────────┐ ┌─────────┐\n │ YES │ │ NO │\n └────┬────┘ └────┬────┘\n │ │\n ▼ ▼\n ┌─────────────────┐ ┌─────────────────┐\n │ 2. Generate │ │ Exit with │\n │ Report │ │ helpful error │\n └────────┬────────┘ └─────────────────┘\n │\n ▼\n ┌─────────────────┐\n │ 3. Display │\n │ Report Info │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 4. Fetch AMD │\n │ Certificates │\n │ (ARK, ASK, VCEK)│\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 5. Verify │\n │ Cert Chain │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ 6. Verify │\n │ Report Sig │\n └────────┬────────┘\n │\n ▼\n ┌─────────────────┐\n │ PASSED or │\n │ FAILED │\n └─────────────────┘\n\nQuick Start\nCheck if SEV-SNP is Available\n./scripts/detect-sev-snp.sh\n\nRun Full Attestation\n./scripts/full-attestation.sh [output_dir]\n\n\nThis runs the complete 6-step attestation workflow and outputs PASSED or FAILED.\n\nIndividual Steps\n\nEach step can be run independently for debugging or custom workflows:\n\nScript\tPurpose\nscripts/detect-sev-snp.sh\tCheck SEV-SNP availability\nscripts/generate-report.sh \tGenerate attestation report with nonce\nscripts/fetch-certificates.sh \tFetch AMD certificates from KDS\nscripts/verify-chain.sh \tVerify certificate chain\nscripts/verify-report.sh \tVerify report signature\nPrerequisites\nsnpguest: Rust CLI from virtee/snpguest\nopenssl: For certificate operations\ncurl: For fetching certificates from AMD KDS\nRoot access: Required to access /dev/sev-guest\n\nInstall snpguest:\n\ncargo install snpguest\n\nReference Documentation\nReport Fields - Attestation report field reference\nError Codes - Common errors and troubleshooting\nManual Verification - OpenSSL-based verification without snpguest\nTechnical Details\nAMD KDS URL: https://kdsintf.amd.com\nCertificate Chain: ARK (self-signed) → ASK → VCEK\nReport Signature: ECDSA P-384\nDevice: /dev/sev-guest (requires root or sev group membership)" }, "trust": { "sourceLabel": "tencent", "provenanceUrl": "https://clawhub.ai/xinyuwang/sev-attestation", "publisherUrl": "https://clawhub.ai/xinyuwang/sev-attestation", "owner": "xinyuwang", "version": "1.0.2", "license": null, "verificationStatus": "Indexed source record" }, "links": { "detailUrl": "https://openagent3.xyz/skills/sev-attestation", "downloadUrl": "https://openagent3.xyz/downloads/sev-attestation", "agentUrl": "https://openagent3.xyz/skills/sev-attestation/agent", "manifestUrl": "https://openagent3.xyz/skills/sev-attestation/agent.json", "briefUrl": "https://openagent3.xyz/skills/sev-attestation/agent.md" } }