AzureAdToken.cs

AzureAdToken.cs

public static class AzureAdToken
{
    public static string Get()
    {
        const string clientSecret = "CLIENT_SECRET";
        const string clientId = "CLIENT_ID";
        var ctx = new AuthenticationContext("https://login.windows.net/TENANT_NAME_OR_ID");
        var token = ctx.AcquireToken("TARGET_RESOURCE", new ClientCredential(clientId, clientSecret));
        return token.AccessToken;
    }
}