{
  "id": "security-secure-software-update",
  "name": "Secure Software Update",
  "category": "computer_science",
  "subcategory": "security",
  "subcategory_name": "Security & Cryptography",
  "description": "Secure Software Update process visualization. This process flowchart outlines key steps, checks, and outputs.",
  "complexity": {
    "nodes": 11,
    "edges": 11,
    "conditionals": 1,
    "logicGates": {
      "orGates": 1,
      "andGates": 1,
      "notGates": 0,
      "total": 2
    },
    "level": "high",
    "detailLevel": "source_grounded_rebuild",
    "loops": 1
  },
  "colorScheme": {
    "red": {
      "hex": "#ff6b6b",
      "category": "Triggers & Inputs"
    },
    "yellow": {
      "hex": "#ffd43b",
      "category": "Structures & Objects"
    },
    "green": {
      "hex": "#51cf66",
      "category": "Processing & Operations"
    },
    "blue": {
      "hex": "#74c0fc",
      "category": "Intermediates & States"
    },
    "violet": {
      "hex": "#b197fc",
      "category": "Products & Outputs"
    }
  },
  "mermaid": "graph TD\n    N1[\"Secure Software Update research...\"]\n    N2[\"Update Available\"]\n    N3[\"Device State\"]\n    N4[\"Manifest\"]\n    N5[\"Signature/Keys\"]\n    N6[\"Download Payload\"]\n    N7[\"Verify Signature\"]\n    N8[\"Install Atomically\"]\n    N9[\"Updated System\"]\n    N10{\"Source-grounded check: An...\"}\n    N11[\"Secure Software Update...\"]\n\n    N1 --> N2\n    N2 --> N3\n    N3 --> N4\n    N4 --> N5\n    N5 --> N6\n    N6 --> N7\n    N7 --> N8\n    N8 --> N9\n    N9 --> N10\n    N10 -->|yes| N11\n    N8 -->|iterate| N3\n\n    style N1 fill:#ff6b6b,color:#fff\n    style N2 fill:#ff6b6b,color:#fff\n    style N3 fill:#ff6b6b,color:#fff\n    style N4 fill:#ffd43b,color:#000\n    style N5 fill:#ffd43b,color:#000\n    style N6 fill:#51cf66,color:#fff\n    style N7 fill:#51cf66,color:#fff\n    style N8 fill:#51cf66,color:#fff\n    style N9 fill:#b197fc,color:#fff\n    style N10 fill:#ffd43b,color:#000\n    style N11 fill:#b197fc,color:#fff",
  "sources": [
    {
      "title": "An approach for secure software update in Infotainment system",
      "authors": "Gandhi, Kapilan Kulayan Arumugam; Arumugam, Chamundeswari",
      "journal": "Proceedings of the 10th Innovations in Software Engineering Conference",
      "year": "2017",
      "pubmed": null,
      "doi": "10.1145/3021460.3021475",
      "url": "https://doi.org/10.1145/3021460.3021475"
    },
    {
      "title": "Secure Over-the-Air Software Update for Connected Vehicles",
      "authors": "Ghosal, Amrita; Halder, Subir; Conti, Mauro",
      "journal": "SSRN Electronic Journal",
      "year": "2022",
      "pubmed": null,
      "doi": "10.2139/ssrn.4183394",
      "url": "https://doi.org/10.2139/ssrn.4183394"
    },
    {
      "title": "Auto update – safe and secure over-the-air (SOTA) software update for advanced driving assistance systems",
      "authors": "Koegel, Markus; Wolf, Marko",
      "journal": "Proceedings",
      "year": "2018",
      "pubmed": null,
      "doi": "10.1007/978-3-658-21444-9_9",
      "url": "https://doi.org/10.1007/978-3-658-21444-9_9"
    }
  ],
  "keywords": [
    "secure",
    "software",
    "update"
  ],
  "relatedProcesses": [],
  "created": "2026-01-15",
  "lastUpdated": "2026-04-30",
  "verified": false,
  "notes": "Corrective rebuild: replaces the generic scaffold with a process-specific step structure and records topology for duplicate detection.",
  "namedCollections": [],
  "graphMetrics": {
    "nodes": 11,
    "edges": 11,
    "conditionals": 1,
    "andGates": 1,
    "orGates": 1,
    "notGates": 0,
    "loops": 1
  },
  "nodeDetails": [
    {
      "id": "N1",
      "label": "Secure Software Update research...",
      "detail": "Secure Software Update research question",
      "type": "process",
      "role": "Triggers & Inputs"
    },
    {
      "id": "N2",
      "label": "Update Available",
      "detail": "Update Available",
      "type": "process",
      "role": "Triggers & Inputs"
    },
    {
      "id": "N3",
      "label": "Device State",
      "detail": "Device State",
      "type": "process",
      "role": "Triggers & Inputs"
    },
    {
      "id": "N4",
      "label": "Manifest",
      "detail": "Manifest",
      "type": "process",
      "role": "Structures & Objects"
    },
    {
      "id": "N5",
      "label": "Signature/Keys",
      "detail": "Signature/Keys",
      "type": "process",
      "role": "Structures & Objects"
    },
    {
      "id": "N6",
      "label": "Download Payload",
      "detail": "Download Payload",
      "type": "process",
      "role": "Processing & Operations"
    },
    {
      "id": "N7",
      "label": "Verify Signature",
      "detail": "Verify Signature",
      "type": "process",
      "role": "Processing & Operations"
    },
    {
      "id": "N8",
      "label": "Install Atomically",
      "detail": "Install Atomically",
      "type": "process",
      "role": "Processing & Operations"
    },
    {
      "id": "N9",
      "label": "Updated System",
      "detail": "Updated System",
      "type": "process",
      "role": "Products & Outputs"
    },
    {
      "id": "N10",
      "label": "Source-grounded check: An...",
      "detail": "Source-grounded check: An approach for secure software update in Infotainment system",
      "type": "decision",
      "role": "Structures & Objects"
    },
    {
      "id": "N11",
      "label": "Secure Software Update...",
      "detail": "Secure Software Update prediction/readout",
      "type": "process",
      "role": "Products & Outputs"
    }
  ],
  "flowchartStandard": {
    "name": "source_grounded_rebuild_v1",
    "applied": "2026-04-30",
    "curationStatus": "source_grounded_draft",
    "basis": "cs_exact_template",
    "topologySignature": "c7ad5bda4cb921ce",
    "sourceGrounding": "Graph steps are derived from the process title, existing source metadata, and curated process/subfield templates; citations support the process topic and should be reviewed for node-level claims before marking verified."
  }
}