Add Crypto.json

Crypto.json

@@ -0,0 +1,130 @@
+{
+    "updatedAt": "2026-04-05T08:26:11.546Z",
+    "createdAt": "2026-04-04T19:28:29.276Z",
+    "id": "W2OEeYHl5e7PhC21",
+    "name": "Crypto",
+    "active": false,
+    "isArchived": false,
+    "nodes": [
+        {
+            "parameters": {},
+            "type": "n8n-nodes-base.manualTrigger",
+            "typeVersion": 1,
+            "position": [
+                -272,
+                0
+            ],
+            "id": "23d848a0-de09-464a-a77e-9eb2965bbbaf",
+            "name": "When clicking ‘Execute workflow’"
+        },
+        {
+            "parameters": {
+                "jsCode": "const fs = require('fs');\n\nconst pathsToCheck = [\n    '/home/node/.n8n',\n    '/home/node/.n8n/crypto_utils.js',\n    './crypto_utils.js'\n];\n\nconst results = {};\n\npathsToCheck.forEach(p => {\n    try {\n        results[p] = fs.existsSync(p) ? 'Gefunden' : 'Nicht da';\n        if (fs.lstatSync(p).isDirectory()) {\n            results[p + '_inhalt'] = fs.readdirSync(p);\n        }\n    } catch (e) {\n        results[p] = 'Fehler: ' + e.message;\n    }\n});\n\nreturn results;"
+            },
+            "type": "n8n-nodes-base.code",
+            "typeVersion": 2,
+            "position": [
+                112,
+                192
+            ],
+            "id": "72597a2d-a899-4bc3-919f-c7b11ed39942",
+            "name": "Code in JavaScript2",
+            "executeOnce": false
+        },
+        {
+            "parameters": {
+                "assignments": {
+                    "assignments": [
+                        {
+                            "id": "67c488b2-bd53-483d-8ac5-f0561b4138d8",
+                            "name": "crypto",
+                            "value": "const crypto = require('crypto');\n\nfunction encrypt(text, encryption_key) {\n    // 2. Erzeuge einen zufälligen Initialisierungsvektor (IV)\n    const iv = crypto.randomBytes(16);\n    \n    // 3. Cipher-Objekt erstellen\n    const cipher = crypto.createCipheriv('aes-256-gcm', Buffer.from(encryption_key), iv);\n\n    // 4. Verschlüsseln\n    let encrypted = cipher.update(text, 'utf8', 'hex');\n    encrypted += cipher.final('hex');\n\n    // 5. Den Authentifizierungs-Tag abrufen (WICHTIG bei GCM)\n    const authTag = cipher.getAuthTag().toString('hex');\n\n    // 6. Alles zusammenfügen: iv + verschlüsselter Text + Tag\n    // Wir trennen sie mit Doppelpunkten, damit wir sie später leicht splitten können\n    return iv.toString('hex') + ':' + encrypted + ':' + authTag;\n}\n\n// 1. Konfiguration (Diese Werte sollten aus Umgebungsvariablen kommen!)\n// Der Key muss exakt 32 Zeichen lang sein für AES-256\nconst encryption_key = '12345678901234567890123456789012'; \n\n/**\n * Entschlüsselt einen String\n * @param {string} text - Der verschlüsselte String im Format \"iv:content:tag\"\n */\nfunction decrypt(text, encryption_key) {\n    const textParts = text.split(':');\n    const iv = Buffer.from(textParts.shift(), 'hex');\n    const encryptedText = Buffer.from(textParts.shift(), 'hex');\n    const authTag = Buffer.from(textParts.shift(), 'hex'); // GCM Modus nutzt Auth Tags zur Sicherheit\n\n    const decipher = crypto.createDecipheriv('aes-256-gcm', Buffer.from(encryption_key), iv);\n    decipher.setAuthTag(authTag);\n\n    let decrypted = decipher.update(encryptedText, 'hex', 'utf8');\n    decrypted += decipher.final('utf8');\n\n    return decrypted;\n}",
+                            "type": "string"
+                        }
+                    ]
+                },
+                "options": {}
+            },
+            "type": "n8n-nodes-base.set",
+            "typeVersion": 3.4,
+            "position": [
+                -80,
+                192
+            ],
+            "id": "cb79b374-2a81-401f-861d-7854e0e54879",
+            "name": "js_functions",
+            "alwaysOutputData": false,
+            "executeOnce": true
+        },
+        {
+            "parameters": {
+                "jsCode": "const { encrypt, decrypt } = require('/home/node/.n8n/crypto_utils.js');\n\nconst key = '12345678901234567890123456789012';\nconst text = \"Geheimnis\";\n\nreturn {\n    result: encrypt(text, key)\n};"
+            },
+            "type": "n8n-nodes-base.code",
+            "typeVersion": 2,
+            "position": [
+                112,
+                16
+            ],
+            "id": "cbdb7f21-f770-4085-8524-08bd1ca8ba98",
+            "name": "Code in JavaScript"
+        }
+    ],
+    "connections": {
+        "When clicking ‘Execute workflow’": {
+            "main": [
+                [
+                    {
+                        "node": "js_functions",
+                        "type": "main",
+                        "index": 0
+                    }
+                ]
+            ]
+        },
+        "js_functions": {
+            "main": [
+                [
+                    {
+                        "node": "Code in JavaScript2",
+                        "type": "main",
+                        "index": 0
+                    },
+                    {
+                        "node": "Code in JavaScript",
+                        "type": "main",
+                        "index": 0
+                    }
+                ]
+            ]
+        },
+        "Code in JavaScript2": {
+            "main": [
+                []
+            ]
+        }
+    },
+    "settings": {
+        "executionOrder": "v1",
+        "binaryMode": "separate"
+    },
+    "staticData": null,
+    "meta": {
+        "templateCredsSetupCompleted": true
+    },
+    "pinData": {},
+    "versionId": "56cddc4b-446a-4212-8c91-e5e7ce2b3c47",
+    "activeVersionId": null,
+    "triggerCount": 0,
+    "shared": [
+        {
+            "updatedAt": "2026-04-04T19:28:29.279Z",
+            "createdAt": "2026-04-04T19:28:29.279Z",
+            "role": "workflow:owner",
+            "workflowId": "W2OEeYHl5e7PhC21",
+            "projectId": "cSAaWNJydnksD5EB"
+        }
+    ],
+    "activeVersion": null,
+    "tags": []
+}