Graph API Snippets -Python and C#

1️⃣ Authenticate with Microsoft Graph API (OAuth 2.0)

🔹 Python Example

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import msal

client_id = "your-client-id"
client_secret = "your-client-secret"
tenant_id = "your-tenant-id"

authority = f"https://login.microsoftonline.com/{tenant_id}"
app = msal.ConfidentialClientApplication(client_id, client_secret, authority=authority)

token = app.acquire_token_for_client(scopes=["https://graph.microsoft.com/.default"])

if token:
    print("Access Token:", token["access_token"])

🔹 C# Example

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using Microsoft.Identity.Client;

var clientId = "your-client-id";
var clientSecret = "your-client-secret";
var tenantId = "your-tenant-id";

var confidentialClient = ConfidentialClientApplicationBuilder
    .Create(clientId)
    .WithClientSecret(clientSecret)
    .WithAuthority($"https://login.microsoftonline.com/{tenantId}")
    .Build();

var authResult = await confidentialClient.AcquireTokenForClient(new[] { "https://graph.microsoft.com/.default" }).ExecuteAsync();

Console.WriteLine($"Access Token: {authResult.AccessToken}");

2️⃣ Retrieve User Information

🔹 Python Example

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import requests

headers = {"Authorization": f"Bearer {token['access_token']}"}
response = requests.get("https://graph.microsoft.com/v1.0/me", headers=headers)
print(response.json())

🔹 C# Example

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using System.Net.Http;
using System.Net.Http.Headers;

var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", authResult.AccessToken);

var response = await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me");
var userData = await response.Content.ReadAsStringAsync();
Console.WriteLine(userData);

List User Emails

Python Example

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response = requests.get("https://graph.microsoft.com/v1.0/me/messages", headers=headers)
print(response.json())

C# Example

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var response = await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/messages");
Console.WriteLine(await response.Content.ReadAsStringAsync());

Send an Email via Microsoft Graph

Python Example

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email_data = {
    "message": {
        "subject": "Hello from Graph API",
        "body": {"contentType": "Text", "content": "This is a test email."},
        "toRecipients": [{"emailAddress": {"address": "recipient@example.com"}}]
    }
}

requests.post("https://graph.microsoft.com/v1.0/me/sendMail", headers=headers, json=email_data)

C# Example

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var emailContent = new
{
    message = new
    {
        subject = "Hello from Graph API",
        body = new { contentType = "Text", content = "This is a test email." },
        toRecipients = new[]
        {
            new { emailAddress = new { address = "recipient@example.com" } }
        }
    }
};

var content = new StringContent(JsonConvert.SerializeObject(emailContent), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/me/sendMail", content);

Upload a File to OneDrive

🔹 Python Example

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file_path = "test.txt"
with open(file_path, "rb") as file:
    requests.put(f"https://graph.microsoft.com/v1.0/me/drive/root:/{file_path}:/content",
                 headers=headers, data=file)

🔹 C# Example

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var fileContent = File.ReadAllBytes("test.txt");
var byteContent = new ByteArrayContent(fileContent);
await httpClient.PutAsync("https://graph.microsoft.com/v1.0/me/drive/root:/test.txt:/content", byteContent);

Get a List of SharePoint Files

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requests.get("https://graph.microsoft.com/v1.0/sites/{site-id}/drive/root/children", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/sites/{site-id}/drive/root/children");

Manage Calendar Events

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requests.get("https://graph.microsoft.com/v1.0/me/calendar/events", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/calendar/events");

Get Teams Information

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requests.get("https://graph.microsoft.com/v1.0/me/joinedTeams", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/joinedTeams");

Manage SharePoint Lists

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requests.get("https://graph.microsoft.com/v1.0/sites/{site-id}/lists", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/sites/{site-id}/lists");

Get Organization Users

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requests.get("https://graph.microsoft.com/v1.0/users", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/users");

Manage Microsoft 365 Groups

Groups are essential for managing users in Teams, SharePoint, and Outlook.

🔹 Python Example: List Groups

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response = requests.get("https://graph.microsoft.com/v1.0/groups", headers=headers)
print(response.json())

🔹 C# Example: List Groups

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var response = await httpClient.GetAsync("https://graph.microsoft.com/v1.0/groups");
Console.WriteLine(await response.Content.ReadAsStringAsync());

Add a User to a Group

🔹 Python Example

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group_id = "your-group-id"
user_id = "user-id"

requests.post(f"https://graph.microsoft.com/v1.0/groups/{group_id}/members/$ref",
              headers=headers, json={"@odata.id": f"https://graph.microsoft.com/v1.0/users/{user_id}"})

🔹 C# Example

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var groupId = "your-group-id";
var userId = "user-id";

var content = new StringContent(
    $"{{ "@odata.id": "https://graph.microsoft.com/v1.0/users/{userId}" }}",
    Encoding.UTF8, "application/json");

await httpClient.PostAsync($"https://graph.microsoft.com/v1.0/groups/{groupId}/members/$ref", content);

Remove a User from a Group

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requests.delete(f"https://graph.microsoft.com/v1.0/groups/{group_id}/members/{user_id}/$ref", headers=headers)

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await httpClient.DeleteAsync($"https://graph.microsoft.com/v1.0/groups/{groupId}/members/{userId}/$ref");

Create a New Team in Microsoft Teams

🔹 Python Example

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team_data = {
    "template@odata.bind": "https://graph.microsoft.com/v1.0/teamsTemplates('standard')",
    "displayName": "New Dev Team",
    "description": "Development team workspace"
}

requests.post("https://graph.microsoft.com/v1.0/teams", headers=headers, json=team_data)

🔹 C# Example

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var teamData = new
{
    template = new { "@odata.bind" = "https://graph.microsoft.com/v1.0/teamsTemplates('standard')" },
    displayName = "New Dev Team",
    description = "Development team workspace"
};

var content = new StringContent(JsonConvert.SerializeObject(teamData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/teams", content);

Create a Task in Microsoft Planner

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task_data = {
    "planId": "your-plan-id",
    "title": "Finish Graph API Integration",
    "assignments": {}
}

requests.post("https://graph.microsoft.com/v1.0/planner/tasks", headers=headers, json=task_data)

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var taskData = new
{
    planId = "your-plan-id",
    title = "Finish Graph API Integration",
    assignments = new { }
};

var content = new StringContent(JsonConvert.SerializeObject(taskData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/planner/tasks", content);

Get All OneDrive Shared Links

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requests.get("https://graph.microsoft.com/v1.0/me/drive/sharedWithMe", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/drive/sharedWithMe");

Create a SharePoint Site

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site_data = {
    "displayName": "New SharePoint Site",
    "template": "STS#3"
}

requests.post("https://graph.microsoft.com/v1.0/sites", headers=headers, json=site_data)

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var siteData = new
{
    displayName = "New SharePoint Site",
    template = "STS#3"
};

var content = new StringContent(JsonConvert.SerializeObject(siteData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/sites", content);

Retrieve User Presence in Microsoft Teams

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requests.get("https://graph.microsoft.com/v1.0/me/presence", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/presence");

Manage OneNote Notebooks

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requests.get("https://graph.microsoft.com/v1.0/me/onenote/notebooks", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/onenote/notebooks");

Send a Teams Channel Message

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message_data = {
    "body": {"content": "Hello from Graph API!"}
}

requests.post("https://graph.microsoft.com/v1.0/teams/{team-id}/channels/{channel-id}/messages", 
              headers=headers, json=message_data)

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var messageData = new
{
    body = new { content = "Hello from Graph API!" }
};

var content = new StringContent(JsonConvert.SerializeObject(messageData), Encoding.UTF8, "application/json");
await httpClient.PostAsync($"https://graph.microsoft.com/v1.0/teams/{teamId}/channels/{channelId}/messages", content);

Retrieve Audit Logs from Microsoft 365

Microsoft Graph provides access to security logs for compliance and monitoring.

🔹 Python Example

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requests.get("https://graph.microsoft.com/v1.0/security/alerts", headers=headers)

🔹 C# Example

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/security/alerts");

Manage Conditional Access Policies

Control security policies programmatically.

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requests.get("https://graph.microsoft.com/v1.0/identity/conditionalAccess/policies", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/identity/conditionalAccess/policies");

Send Notifications to Users via Microsoft Graph

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notification_data = {
    "targetHostName": "outlook.office.com",
    "payload": {"message": "Security update required!"},
    "userId": "user-id"
}

requests.post("https://graph.microsoft.com/v1.0/me/sendActivityNotification", headers=headers, json=notification_data)

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var notificationData = new
{
    targetHostName = "outlook.office.com",
    payload = new { message = "Security update required!" },
    userId = "user-id"
};

var content = new StringContent(JsonConvert.SerializeObject(notificationData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/me/sendActivityNotification", content);

Manage User Licenses in Microsoft 365

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requests.get("https://graph.microsoft.com/v1.0/users/{user-id}/licenseDetails", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/users/{user-id}/licenseDetails");

Create an Azure AD Application Programmatically

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app_data = {
    "displayName": "My New App",
    "signInAudience": "AzureADMyOrg"
}

requests.post("https://graph.microsoft.com/v1.0/applications", headers=headers, json=app_data)

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var appData = new { displayName = "My New App", signInAudience = "AzureADMyOrg" };
var content = new StringContent(JsonConvert.SerializeObject(appData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/applications", content);

Automate Role Assignments for Users

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requests.post(f"https://graph.microsoft.com/v1.0/users/{user_id}/assignLicense", headers=headers, json=license_data)

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await httpClient.PostAsync($"https://graph.microsoft.com/v1.0/users/{userId}/assignLicense", content);

Get Microsoft 365 Service Health Reports

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requests.get("https://graph.microsoft.com/v1.0/admin/serviceAnnouncement/healthOverviews", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/admin/serviceAnnouncement/healthOverviews");

Automate Meeting Room Booking

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event_data = {
    "subject": "Team Sync",
    "start": {"dateTime": "2025-02-20T10:00:00", "timeZone": "UTC"},
    "end": {"dateTime": "2025-02-20T11:00:00", "timeZone": "UTC"},
    "location": {"displayName": "Meeting Room 101"}
}

requests.post("https://graph.microsoft.com/v1.0/me/calendar/events", headers=headers, json=event_data)

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var eventData = new
{
    subject = "Team Sync",
    start = new { dateTime = "2025-02-20T10:00:00", timeZone = "UTC" },
    end = new { dateTime = "2025-02-20T11:00:00", timeZone = "UTC" },
    location = new { displayName = "Meeting Room 101" }
};

var content = new StringContent(JsonConvert.SerializeObject(eventData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/me/calendar/events", content);

Archive a Microsoft Team

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requests.post("https://graph.microsoft.com/v1.0/teams/{team-id}/archive", headers=headers)

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await httpClient.PostAsync($"https://graph.microsoft.com/v1.0/teams/{teamId}/archive", null);

Automate Data Retention Policies

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requests.get("https://graph.microsoft.com/v1.0/security/dataLossPreventionPolicies", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/security/dataLossPreventionPolicies");

Azure AD logs are crucial for security monitoring.

🔹 Python Example

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requests.get("https://graph.microsoft.com/v1.0/auditLogs/signIns", headers=headers)

🔹 C# Example

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/auditLogs/signIns");

Manage Device Compliance Policies

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requests.get("https://graph.microsoft.com/v1.0/deviceManagement/deviceCompliancePolicies", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/deviceManagement/deviceCompliancePolicies");

Reset a User’s Password

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reset_data = {"passwordProfile": {"forceChangePasswordNextSignIn": True, "password": "NewSecurePass123!"}}

requests.patch("https://graph.microsoft.com/v1.0/users/{user-id}", headers=headers, json=reset_data)

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var resetData = new
{
    passwordProfile = new { forceChangePasswordNextSignIn = true, password = "NewSecurePass123!" }
};

var content = new StringContent(JsonConvert.SerializeObject(resetData), Encoding.UTF8, "application/json");
await httpClient.PatchAsync("https://graph.microsoft.com/v1.0/users/{user-id}", content);

Manage Microsoft Defender Alerts

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requests.get("https://graph.microsoft.com/v1.0/security/alerts_v2", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/security/alerts_v2");

Create a Guest User in Azure AD

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guest_data = {
    "accountEnabled": True,
    "displayName": "John Doe (Guest)",
    "mailNickname": "johndoe",
    "userPrincipalName": "johndoe@example.com",
    "userType": "Guest"
}

requests.post("https://graph.microsoft.com/v1.0/users", headers=headers, json=guest_data)

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var guestData = new
{
    accountEnabled = true,
    displayName = "John Doe (Guest)",
    mailNickname = "johndoe",
    userPrincipalName = "johndoe@example.com",
    userType = "Guest"
};

var content = new StringContent(JsonConvert.SerializeObject(guestData), Encoding.UTF8, "application/json");
await httpClient.PostAsync("https://graph.microsoft.com/v1.0/users", content);

Retrieve Microsoft 365 Usage Reports

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requests.get("https://graph.microsoft.com/v1.0/reports/getOffice365ActiveUserDetail(period='D30')", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/reports/getOffice365ActiveUserDetail(period='D30')");

Retrieve an Employee’s Manager Information

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requests.get("https://graph.microsoft.com/v1.0/users/{user-id}/manager", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/users/{user-id}/manager");

Manage Meeting Room Reservations

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room_list = requests.get("https://graph.microsoft.com/v1.0/me/findRooms", headers=headers)
print(room_list.json())

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/findRooms");

Enable Multi-Factor Authentication (MFA) for a User

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mfa_data = {"strongAuthenticationMethods": [{"methodType": "PhoneAppNotification"}]}

requests.patch("https://graph.microsoft.com/v1.0/users/{user-id}", headers=headers, json=mfa_data)

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var mfaData = new { strongAuthenticationMethods = new[] { new { methodType = "PhoneAppNotification" } } };

var content = new StringContent(JsonConvert.SerializeObject(mfaData), Encoding.UTF8, "application/json");
await httpClient.PatchAsync("https://graph.microsoft.com/v1.0/users/{user-id}", content);

Get a List of Recently Accessed Documents

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requests.get("https://graph.microsoft.com/v1.0/me/insights/used", headers=headers)

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await httpClient.GetAsync("https://graph.microsoft.com/v1.0/me/insights/used");

1️⃣ Authenticate with Microsoft Graph API (OAuth 2.0)

🔹 Python Example

🔹 C# Example

2️⃣ Retrieve User Information

🔹 Python Example

🔹 C# Example

List User Emails

Python Example

C# Example

Send an Email via Microsoft Graph

Python Example

C# Example

Upload a File to OneDrive

🔹 Python Example

🔹 C# Example

Get a List of SharePoint Files

Manage Calendar Events

Get Teams Information

Manage SharePoint Lists

Get Organization Users

Manage Microsoft 365 Groups

🔹 Python Example: List Groups

🔹 C# Example: List Groups

Add a User to a Group

🔹 Python Example

🔹 C# Example

Remove a User from a Group

Create a New Team in Microsoft Teams

🔹 Python Example

🔹 C# Example

Create a Task in Microsoft Planner

Get All OneDrive Shared Links

Create a SharePoint Site

Retrieve User Presence in Microsoft Teams

Manage OneNote Notebooks

Send a Teams Channel Message

Retrieve Audit Logs from Microsoft 365

🔹 Python Example

🔹 C# Example

Manage Conditional Access Policies

Send Notifications to Users via Microsoft Graph

Manage User Licenses in Microsoft 365

Create an Azure AD Application Programmatically

Automate Role Assignments for Users

Get Microsoft 365 Service Health Reports

Automate Meeting Room Booking

Archive a Microsoft Team

Automate Data Retention Policies

Retrieve and Manage Azure AD Sign-In Logs

🔹 Python Example

🔹 C# Example

Manage Device Compliance Policies

Reset a User’s Password

Manage Microsoft Defender Alerts

Create a Guest User in Azure AD

Retrieve Microsoft 365 Usage Reports

Retrieve an Employee’s Manager Information

Manage Meeting Room Reservations

Enable Multi-Factor Authentication (MFA) for a User

Get a List of Recently Accessed Documents