Yehor EGMS This workflow corresponds to n8n.io template #9615 — we link there as the canonical source.
This workflow follows the Airtable → Google Sheets recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "ZwLdirMz7WaPuc9u",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Sended - access permission",
"tags": [],
"nodes": [
{
"id": "c9472226-bbf2-48a8-b504-c2e0bac6fedc",
"name": "No Operation, do nothing",
"type": "n8n-nodes-base.noOp",
"position": [
-48,
-96
],
"parameters": {},
"typeVersion": 1
},
{
"id": "032bed96-34be-465f-90fd-a7e9c9fe4982",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1184,
-112
],
"parameters": {
"height": 384,
"content": "## Input data\nThread to connect Credential to connect with"
},
"typeVersion": 1
},
{
"id": "8182317e-d432-48b4-ae2f-133200e4fdb2",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-912,
-112
],
"parameters": {
"height": 384,
"content": "## Table with a list of employees \nSelect the created Data table (you can choose either Google Sheets or Airtable)"
},
"typeVersion": 1
},
{
"id": "c04f2648-5327-46d3-a49f-d88f85922ce5",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-640,
-112
],
"parameters": {
"height": 384,
"content": "## Employee access filter\nnames - access statuses"
},
"typeVersion": 1
},
{
"id": "bf553e89-9301-48c1-93b7-c5ebe2ee302f",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-368,
-112
],
"parameters": {
"height": 384,
"content": "## Response when access is denied"
},
"typeVersion": 1
},
{
"id": "4f8ca4cb-f15d-4743-8b26-76fee1e8478c",
"name": "Permission",
"type": "n8n-nodes-base.switch",
"position": [
-576,
96
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "Granted",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "f697ce64-74f6-4e00-a6e5-24107113995f",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.Access }}",
"rightValue": "Granted"
}
]
},
"renameOutput": true
},
{
"outputKey": "Denied",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "6ff5cad5-7ae5-40f6-8d67-a25b8951167d",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.Access }}",
"rightValue": "Denied"
}
]
},
"renameOutput": true
}
]
},
"options": {}
},
"typeVersion": 3.3
},
{
"id": "f4f8be63-6023-4ea8-8f5f-3a8c67f75d42",
"name": "Answer Denied",
"type": "n8n-nodes-base.telegram",
"position": [
-304,
112
],
"parameters": {
"text": "Access dinied",
"chatId": "={{ $('Input Data').item.json.message.chat.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "8a0a7195-0cd0-4f10-8d63-a8f275b6f869",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1840,
336
],
"parameters": {
"color": 2,
"width": 640,
"height": 528,
"content": "## Description\n\n\ud83d\udcdd Access Control Flow \u2014 Quick Guide\n\nTelegram Trigger \u2014 receives a message from the user.\n\nUser Access Table \u2014 stores the list of users and their access status (granted / denied).\n\nCheck Access (IF Node) \u2014 verifies if the user is allowed to continue.\n\u2003- \u2705 Granted \u2192 workflow continues.\n\u2003- \u274c Denied \u2192 stops or skips the response.\n\n(Optional) \u2014 update the user\u2019s status in the table anytime to instantly revoke access.\n\n\ud83d\udca1 Use case:\nPerfect for restricting access to internal bots or automations only to your team members."
},
"typeVersion": 1
},
{
"id": "538d0040-d075-4350-b888-8e75a85724bc",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1840,
-112
],
"parameters": {
"color": 2,
"width": 640,
"height": 416,
"content": "## [Video Tutorial](https://youtu.be/Blm7iamYaoA)\n@[youtube](Blm7iamYaoA)"
},
"typeVersion": 1
},
{
"id": "e6a0b869-8c90-4a91-8301-fc3290c005be",
"name": "Telegram Trigger",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
-1120,
96
],
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "aa1bada5-b182-4ddc-855a-9bcdf413f30c",
"name": "Sticky Note6",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1184,
304
],
"parameters": {
"color": 7,
"width": 848,
"height": 576,
"content": "## Can be used\n\n"
},
"typeVersion": 1
},
{
"id": "0b0798a7-9672-444b-b909-b70b59a4672f",
"name": "Slack Trigger",
"type": "n8n-nodes-base.slackTrigger",
"position": [
-1136,
400
],
"parameters": {
"options": {},
"trigger": [
"any_event"
],
"channelId": {
"__rl": true,
"mode": "list",
"value": ""
}
},
"typeVersion": 1
},
{
"id": "947b90c3-75e4-48ea-bfd5-ff7e51d51f5a",
"name": "Get row(s) in sheet",
"type": "n8n-nodes-base.googleSheets",
"position": [
-848,
336
],
"parameters": {
"sheetName": {
"__rl": true,
"mode": "list",
"value": ""
},
"documentId": {
"__rl": true,
"mode": "list",
"value": ""
}
},
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 4.7
},
{
"id": "6b3daa96-e27d-4808-905d-95f68fb1cde6",
"name": "Get a record",
"type": "n8n-nodes-base.airtable",
"position": [
-848,
496
],
"parameters": {
"base": {
"__rl": true,
"mode": "list",
"value": ""
},
"table": {
"__rl": true,
"mode": "list",
"value": ""
},
"options": {}
},
"typeVersion": 2.1
},
{
"id": "ad4f0fc1-6dea-4c04-ae52-0036b9b38480",
"name": "Get a database page",
"type": "n8n-nodes-base.notion",
"position": [
-848,
672
],
"parameters": {
"pageId": {
"__rl": true,
"mode": "url",
"value": ""
},
"resource": "databasePage",
"operation": "get"
},
"credentials": {
"notionApi": {
"name": "<your credential>"
}
},
"typeVersion": 2.2
},
{
"id": "0fecf591-9ac2-4682-9fb2-dd9c306cc301",
"name": "If",
"type": "n8n-nodes-base.if",
"position": [
-576,
416
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "34636f26-6207-4687-9e42-2bac831c57a8",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "506988e7-e20e-47a3-9425-06e2acfc02d3",
"name": "Filter",
"type": "n8n-nodes-base.filter",
"position": [
-576,
608
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "b52c63b1-9c33-4a06-8c12-7b1f5e39dd35",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "fb2f871f-d2cb-48d3-bb67-2c3dd235006f",
"name": "Sticky Note7",
"type": "n8n-nodes-base.stickyNote",
"position": [
-2512,
-400
],
"parameters": {
"width": 640,
"height": 1264,
"content": "## Instruction\n\n## 1. Connect Telegram Bot\nThis workflow starts with a Telegram Trigger node.\nIn Telegram, open @BotFather\n\nCreate a bot:\n/newbot\nFollow prompts \u2192 copy the Bot Token.\n\n## 2. In n8n:\nGo to Credentials \u2192 New \u2192 Telegram API.\nName it (e.g., \u201cTelegram Access Control\u201d).\nPaste your Bot Token.\n\nOpen the Telegram Trigger node:\nSelect your Telegram API credential.\nMake sure Updates: message is selected.\nClick \u201cTest Webhook\u201d and send a test message to your bot in Telegram.\nn8n should display your test message in the Test Webhook window.\n\u2705 Now your Telegram bot is connected.\n\n## 3. Prepare the Access Table\n\nYou can use one of several data sources:\nn8n Data Table (recommended for simplicity)\nGoogle Sheets\nAirtable\nNotion\nAdd records, for example:\nUserName\tAccess\njohndoe\tGranted\njanedoe\tDenied\n\nOpen the DataBase with employees node:\nChoose your new table under \u201cData Table ID\u201d.\nThe workflow will automatically find a record where:\nUserName == $json.message.from.username\nConfigure the Access Logic\n\n## 4. In the Permission (Switch) node:\n\nIf $json.Access = Granted \u2192 continues to the next step (No Operation node).\nIf $json.Access = Denied \u2192 sends a Telegram reply \u201cAccess denied\u201d.\nYou can customize:\nText of the denial message in Answer Denied node (text field).\nWhat happens on \u201cGranted\u201d output (e.g., connect your main workflow logic).\n\n## 5. Test the Flow\n\nActivate the workflow (set Active: ON).\nSend a Telegram message to your bot.\nThe flow will:\nCheck your Telegram username.\nLook it up in the data table.\nRespond \u201cAccess denied\u201d or continue (depending on Access value)."
},
"typeVersion": 1
},
{
"id": "11357eba-2ed4-4739-b273-84fb2cc6a5f8",
"name": "Database with employees",
"type": "n8n-nodes-base.dataTable",
"position": [
-848,
96
],
"parameters": {
"filters": {
"conditions": [
{
"keyName": "UserName",
"keyValue": "={{ $json.message.from.username }}"
}
]
},
"operation": "get",
"dataTableId": {
"__rl": true,
"mode": "id",
"value": "59g2BfS1TctO7gzg"
}
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "ff6351b4-120f-481d-a15a-ef1a168b646a",
"connections": {
"If": {
"main": [
[]
]
},
"Permission": {
"main": [
[
{
"node": "No Operation, do nothing",
"type": "main",
"index": 0
}
],
[
{
"node": "Answer Denied",
"type": "main",
"index": 0
}
]
]
},
"Get a record": {
"main": [
[]
]
},
"Slack Trigger": {
"main": [
[]
]
},
"Telegram Trigger": {
"main": [
[
{
"node": "Database with employees",
"type": "main",
"index": 0
}
]
]
},
"Get row(s) in sheet": {
"main": [
[]
]
},
"Database with employees": {
"main": [
[
{
"node": "Permission",
"type": "main",
"index": 0
}
],
[]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
googleSheetsOAuth2ApinotionApitelegramApi
Pro
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About this workflow
This n8n workflow helps you restrict access to your internal chats or chatbots so that only authorized team members can interact with them. It's perfect for setups using Telegram, Slack, or other corporate messengers, where you need to prevent unauthorized users from triggering…
Source: https://n8n.io/workflows/9615/ — original creator credit. Request a take-down →
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