{
  "format": "nodecrypto",
  "formatVersion": 1,
  "protection": "public",
  "manifest": {
    "label": "seed-ecb",
    "version": "",
    "description": "SEED-128 encryption of a single block in ECB mode without padding.",
    "category": "",
    "inputs": [
      {
        "id": "key",
        "name": "Key",
        "dataType": "bytes",
        "spec": "16 B",
        "required": true
      },
      {
        "id": "pt",
        "name": "Plaintext",
        "dataType": "bytes",
        "spec": "16 B",
        "required": true
      }
    ],
    "outputs": [
      {
        "id": "ct",
        "name": "Ciphertext",
        "dataType": "bytes"
      }
    ]
  },
  "requires": [],
  "workflow": {
    "id": "wf-cf57b33a",
    "name": "seed-ecb",
    "description": "SEED-128 encryption of a single block in ECB mode without padding.",
    "viewport": {
      "x": 0,
      "y": 0,
      "zoom": 1
    },
    "nodes": [
      {
        "id": "in",
        "type": "cryptoNode",
        "position": {
          "x": 64,
          "y": 64
        },
        "width": 208,
        "data": {
          "id": "in",
          "type": "cryptoNode",
          "nodeType": "workflow-input",
          "label": "Workflow Input",
          "category": "input",
          "description": "Workflow ingress interface. Injects external API inputs or custom-node caller parameters.",
          "inputs": [],
          "outputs": [
            {
              "id": "key",
              "name": "Key",
              "dataType": "bytes",
              "constraint": {
                "lengths": [
                  16
                ]
              }
            },
            {
              "id": "pt",
              "name": "Plaintext",
              "dataType": "bytes",
              "constraint": {
                "lengths": [
                  16
                ]
              }
            }
          ],
          "size": "small",
          "dynamicOutputs": {
            "min": 0,
            "defaultNamePrefix": "Arg",
            "defaultDataType": "bytes"
          },
          "properties": {}
        }
      },
      {
        "id": "seed",
        "type": "cryptoNode",
        "position": {
          "x": 464,
          "y": 64
        },
        "width": 304,
        "data": {
          "id": "seed",
          "type": "cryptoNode",
          "nodeType": "symmetric-seed-encrypt",
          "label": "SEED Encrypt",
          "category": "symmetric",
          "description": "KISA National Standard SEED 128/256-bit Block Cipher (RFC 4269)",
          "inputs": [
            {
              "id": "key",
              "name": "Key",
              "spec": "16/32B",
              "dataType": "bytes",
              "required": true,
              "description": "SEED symmetric key (16/32B)."
            },
            {
              "id": "plaintext",
              "name": "Plaintext",
              "dataType": "bytes",
              "required": true
            },
            {
              "id": "iv",
              "name": "IV",
              "spec": "16B",
              "dataType": "bytes",
              "required": false,
              "description": "Initialization vector/counter (16B). Defaults to 16 zero bytes if omitted."
            },
            {
              "id": "nonce",
              "name": "Nonce",
              "spec": "12B",
              "dataType": "bytes",
              "required": false,
              "description": "AEAD nonce (12B), used only in GCM/CCM mode. Defaults to 12 zero bytes if omitted."
            },
            {
              "id": "aad",
              "name": "AAD",
              "spec": "GCM/CCM",
              "dataType": "bytes",
              "required": false,
              "description": "Additional Authenticated Data, used only in GCM/CCM mode."
            }
          ],
          "outputs": [
            {
              "id": "ciphertext",
              "name": "Ciphertext",
              "dataType": "bytes"
            },
            {
              "id": "tag",
              "name": "Auth Tag",
              "spec": "GCM/CCM",
              "dataType": "bytes",
              "description": "Authentication tag produced in GCM/CCM mode."
            }
          ],
          "properties": {
            "mode": "ECB",
            "padding": "None",
            "errorUnify": false,
            "errorUnifyCode": "",
            "errorUnifyMessage": ""
          },
          "note": "# SEED-128, ECB\n- Test vector: RFC 4269 appendix B.4 / KISA SEED 128 vectors (vector 4)\n- ECB with no padding: the input must be exactly 16 bytes. Use it only for known-answer tests."
        }
      },
      {
        "id": "out",
        "type": "cryptoNode",
        "position": {
          "x": 864,
          "y": 64
        },
        "width": 208,
        "data": {
          "id": "out",
          "type": "cryptoNode",
          "nodeType": "workflow-output",
          "label": "Workflow Output",
          "category": "input",
          "description": "Workflow egress interface. Gathers final pipeline results for API response or caller return.",
          "inputs": [
            {
              "id": "ct",
              "name": "Ciphertext",
              "dataType": "bytes",
              "required": true
            }
          ],
          "outputs": [],
          "size": "small",
          "dynamicInputs": {
            "min": 0,
            "defaultNamePrefix": "Return",
            "defaultDataType": "bytes"
          },
          "properties": {}
        }
      }
    ],
    "edges": [
      {
        "id": "edge-in-key-seed-key",
        "source": "in",
        "sourceHandle": "key",
        "target": "seed",
        "targetHandle": "key",
        "type": "custom",
        "data": {
          "dataType": "bytes"
        }
      },
      {
        "id": "edge-in-pt-seed-plaintext",
        "source": "in",
        "sourceHandle": "pt",
        "target": "seed",
        "targetHandle": "plaintext",
        "type": "custom",
        "data": {
          "dataType": "bytes"
        }
      },
      {
        "id": "edge-seed-ciphertext-out-ct",
        "source": "seed",
        "sourceHandle": "ciphertext",
        "target": "out",
        "targetHandle": "ct",
        "type": "custom",
        "data": {
          "dataType": "bytes"
        }
      }
    ],
    "metadata": {}
  },
  "definitions": {}
}