pkinative MCP MCP Setup & Guide

{
  "id": "io.github.Nizoka/pkinative-mcp",
  "type": "mcp-server",
  "version": "1.0.0",
  "displayName": "pkinative MCP — X.509, CMS, OCSP, time-stamps and PKCS#12 without a key byte leaving",
  "description": "PKI MCP server: inspect, verify, issue, sign X.509, CSR, CRL, OCSP, CMS, TSP, PKCS#12. 34 tools",
  "repository": {
    "url": "https://github.com/Nizoka/pkinative-mcp",
    "source": "github"
  },
  "homepage": "https://github.com/Nizoka/pkinative-mcp#readme",
  "distribution": {
    "packages": [
      {
        "registryType": "npm",
        "identifier": "pkinative-mcp",
        "version": "1.0.0",
        "runtimeHint": "npx",
        "transport": "stdio",
        "environmentVariables": [
          {
            "name": "PKINATIVE_MCP_OUTPUT_DIR",
            "description": "Absolute path of the one sandbox directory: path inputs are read from it and outputMode='file' outputs are written under it (never overwritten; the real path of every file read and of every parent written must stay inside — a planted symlink or junction is SECURITY_VIOLATION). Key-bearing files (.key .p8 .p12 .pfx) are read by the key tools only, never written, never served as resources. Unset: every tool works on inline PEM / base64 only."
          },
          {
            "name": "PKINATIVE_MCP_CACHE_DIR",
            "description": "Opt-in content-addressed response cache directory (SHA-256 keyed, 1h TTL, 256 MiB LRU, plaintext at rest). Never caches path inputs, file output, a call carrying a password or a signer, a clock-dependent instant, a random serial or nonce, describe_engine or draft_governance_issue."
          },
          {
            "name": "PKINATIVE_MCP_PORT",
            "description": "Serve Streamable HTTP on this loopback port (POST /mcp) instead of stdio (MCP 2026-07-28, stateless, legacy fallback). Unauthenticated unless PKINATIVE_MCP_HTTP_TOKEN is set."
          },
          {
            "name": "PKINATIVE_MCP_HTTP_TOKEN",
            "description": "Opt-in bearer token for the HTTP transport (>= 16 chars, no whitespace; a weaker value refuses to start). When set, /mcp requires 'Authorization: Bearer <token>' or answers 401. Compared constant-time, never logged.",
            "isSecret": true
          },
          {
            "name": "PKINATIVE_MCP_PASSWORD",
            "description": "Operator-side password of the encrypted PKCS#8 key or PKCS#12 file the tools open (keeps the secret out of the model transcript). Exclusive with the per-call password input (both at once is VALIDATION_ERROR). Never logged; only its presence is reported at startup.",
            "isSecret": true
          },
          {
            "name": "PKINATIVE_MCP_AT",
            "description": "Pinned instant (ISO 8601 or epoch milliseconds) every omitted at / notBefore / signingTime falls back to, for reproducible verdicts and artefacts. Unset: the wall clock (a clock-dependent result is never cached). An invalid value refuses to start."
          },
          {
            "name": "PKINATIVE_MCP_MAX_INPUT_BYTES",
            "description": "Operator ceiling for limits.maxInputBytes and the decoded size of one PKI object (default 67108864 = 64 MiB, the engine default). Integer >= 1024, read once at startup; an invalid value refuses to start. A per-call value above it is refused with LIMIT_CEILING_EXCEEDED."
          },
          {
            "name": "PKINATIVE_MCP_MAX_KDF_ITERATIONS",
            "description": "Operator ceiling for limits.maxKdfIterations and limits.maxPkcs12KdfIterations (default 10000000, the engine default): the CPU bound of a hostile PBES2 key or PKCS#12 file. Integer >= 1, read once at startup; an invalid value refuses to start."
          },
          {
            "name": "PKINATIVE_MCP_MAX_PATHS_EXPLORED",
            "description": "Operator ceiling for limits.maxPathsExplored (default 1000, the engine default): the RFC 5280 section 6 path-building work bound. Integer >= 1, read once at startup; an invalid value refuses to start."
          }
        ]
      }
    ],
    "remotes": []
  },
  "dependencies": [],
  "installTargets": [
    "claude-code",
    "claude-desktop",
    "cursor",
    "vscode",
    "trae",
    "cherry-studio",
    "lingma",
    "windsurf",
    "cline",
    "workbuddy"
  ],
  "keywords": [],
  "provenance": {
    "origin": "official-mcp-registry",
    "originalId": "io.github.Nizoka/pkinative-mcp",
    "originalUrl": "https://registry.modelcontextprotocol.io/v0.1/servers/io.github.Nizoka%2Fpkinative-mcp/versions/latest",
    "isOfficial": true,
    "status": "active"
  }
}