To connect to Azure, you'll need to create an Azure account. You can sign up for a free trial or pay for a subscription, depending on your needs.
You'll need to download and install the Azure CLI or Azure SDK to manage your Azure resources. The Azure CLI is a command-line tool that allows you to run commands from your local machine.
Once you have the Azure CLI or Azure SDK installed, you can use it to connect to your Azure account. This will give you access to your Azure resources, such as virtual machines, storage accounts, and databases.
To set up Active Directory authentication, you'll need to create a new directory in your Azure account. This will allow you to manage users, groups, and roles within your organization.
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Azure Configuration
To connect to Azure, you'll need to set up your Azure account and configure your environment.
You can sign up for an Azure account through the official Azure website.
Azure offers a free trial option, allowing you to try out its services without incurring costs.
Configure Firewall
To configure the firewall, you need to allow external access to your Azure SQL Database, which is blocked by default. Connections to Azure SQL Databases from outside the Azure environment are blocked by default.
Click Set server firewall to view the existing firewall rules and networks. By default, the platform shows the networks and existing firewall rules.
To allow external access, you must set up a firewall rule specifying the permitted IP addresses or IP address ranges. This rule ensures that Port 1433 is open for the specified IP addresses.
Click Add your client IP to configure a new firewall rule, and save the changes. Also, you can configure any firewall rules for your environment by clicking Add a firewall rule.
Before you start, make sure you have an active Azure subscription and a database in the cloud. You need to obtain the login credentials to use when connecting to Azure from on-premises applications.
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Power BI
Power BI is a business intelligence platform that allows users to connect to various data sources and visualize data and trends. It supports Azure databases by default, making it easy to connect to Azure SQL Database.
To connect to Azure SQL Database, you'll need to download Power BI Desktop first. This application allows you to retrieve data from databases in the cloud.
The connection process starts by opening Power BI Desktop and clicking on Get data > More. You'll then choose Azure > Azure SQL Database and click Connect.
In the next window, you'll need to enter the fully qualified server name and specify Direct Query as the data connectivity mode.
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Managed Service Identity (MSI) Login and ClientId
You can connect to Azure using a Managed Service Identity (MSI). This can be done using a system-assigned MSI of the host environment.
To use a system-assigned MSI, leave the AccountId field blank. This allows the system to automatically authenticate and authorize access.
You can also use a user-assigned MSI by specifying the ClientId of the identity. For example, you can use the ClientId of the user assigned identity myUserAssignedIdentity.
To connect using a user-assigned MSI, you need to add the user assigned identity to the virtual machine. Then, you can use the ClientId to authenticate and authorize access.
The AccountId field can be a managed service resource ID or the associated client ID. This field is used for access token in the AccessToken parameter set, and for managed service in the ManagedService parameter set.
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Certificates
Certificates are a secure way to authenticate with Azure, and one example of this is using a self-signed certificate for service principal authentication. This type of authentication requires the service principal to be created with the specified certificate.
To create a self-signed certificate, you can use Azure PowerShell, as mentioned in the article. This process involves assigning permissions to the certificate, which is crucial for secure authentication.
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A self-signed certificate is created by Azure PowerShell, and it's essential to assign the correct permissions to the certificate. This ensures that the certificate is used correctly for authentication purposes.
For certificate-based service principal authentication, the service principal must be created with the specified certificate. This is a requirement for successful authentication.
SSH and Keys Overview
SSH is an encrypted connection protocol that provides secure sign-ins over unsecured connections. This is especially important for Azure VMs, which can be vulnerable to brute-force attacks even with encrypted connections.
The public key is placed on your VM, while the private key remains on your local system. Protect this private key at all costs, as it's the only thing that grants access to your VM.
Using SSH keys is a more secure way to connect to your VM compared to using passwords. This is because SSH keys require a private key to be present on your local system before access is granted.
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You can reuse a single public-private key pair to access multiple Azure VMs and services, depending on your organization's security policies. This eliminates the need for separate key pairs for each VM or service.
Your public key can be shared with anyone, but only you (or your local security infrastructure) should have access to your private key. This is the key to maintaining secure access to your VMs.
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Portal
Connecting to a VM through the Azure portal is a straightforward process. You can find the Virtual machines option by searching in the Azure portal.
To access the virtual machine, select it from the list that appears. This will take you to the virtual machine's details page.
From the left menu, you'll find the Connect option. Selecting this will guide you through the necessary steps to connect.
The portal will prompt you with the prerequisites for connecting, making it easy to prepare.
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Authentication
Azure Active Directory (AD) is a cloud-based identity and access management service that allows you to manage user identities and access to applications across Azure services. This includes managing users and groups, creating and managing access policies, and providing single sign-on (SSO) to applications.
You can authenticate to Azure using various methods, including username and password, SSH keys, and service principal credentials. For example, you can use the Az SSH commands to connect to Windows machines using SSH keys.
Azure AD also supports multi-factor authentication (MFA) and provides different authentication types, such as Azure Active Directory – Universal with MFA support, Azure Active Directory – Password, and Azure Active Directory – Integrated. These authentication types can be used to connect to Azure SQL Database using tools like dbForge Studio for SQL Server.
Here are some authentication options for connecting to Azure:
You can also use service principal credentials to authenticate to Azure, which can be stored in a PSCredential object. This object provides the user ID and password for organizational ID credentials, or the application ID and secret for service principal credentials.
Active Directory Authentication
Azure Active Directory (AD) is a cloud-based identity and access management service to manage user identities and access to applications across Azure services.
You can use Azure AD to authenticate to Azure resources with organizational ID credentials, but only if multi-factor authentication is not turned on.
To connect to an Azure account, you must provide a Microsoft account or organizational ID credentials, and if multi-factor authentication is enabled, you must log in using the interactive option or use service principal authentication.
There are several authentication types available in Azure AD, including Azure Active Directory – Universal with MFA support, Azure Active Directory – Password, and Azure Active Directory – Integrated.
To use Azure Active Directory – Universal with MFA support, you need to register your application in Azure AD and get the application ID.
You can connect to Azure using a service principal account, which stores the service principal credentials in a variable.
To connect to Azure using a Managed Service Identity (MSI), you can use the system-assigned MSI of the host environment.
Here are the supported OAuth scopes for login:
You can also specify a custom OAuth scope using the AuthScope parameter.
Use Device Authentication
Using device authentication is a great way to secure your online presence. It's a type of authentication that uses a device code instead of a browser control.
You can use the -UseDeviceAuthentication parameter to enable device code authentication. This parameter is a switch parameter, which means it's either on or off.
Here are the details about the -UseDeviceAuthentication parameter:
The -UseDeviceAuthentication parameter doesn't have a default value, so you'll need to specify it when using the parameter.
Installation and Setup
To connect to Azure, you need to start by installing the Azure AD PowerShell module on your local computer. This module is required for managing your Azure AD tenant.
You can check if the Azure AD PowerShell module is already installed by using the "Get-InstalledModule" cmdlet. This will give you a list of installed modules on your local computer.
Assuming you have a 64-bit operating system, at least Windows 7 Sp1/Windows Server 2008 R2 SP1 or later, and have at least PowerShell version 5.1 installed, you can install the AzureAD PowerShell module by following these steps:
- Type “PowerShell” from the start menu >> Right-click on Windows PowerShell and choose “Run as administrator”
- Type “Install-Module AzureAD” and hit Enter.
- You’ll be asked to confirm the installation from the PSGallery. Type “A” to select “Yes to All” and hit the Enter key.
To update the existing Azure AD module to the latest version, run the following command as admin:
To connect to Azure AD, you need to run the command "Connect-AzureAD" after installing the AzureAD module. This will prompt you to enter your username and password, and then click Connect.
Here are the steps to connect to Azure AD with PowerShell:
- Open PowerShell in administrator mode.
- Set the PowerShell execution policy to remote signed by running the command "Set-ExecutionPolicy RemoteSigned" and selecting 'Y' to proceed.
- Install the AzureAD module by running the command "Install-Module AzureAD".
- Run the command "Connect-AzureAD" to connect to Azure AD.
Sources
- https://blog.devart.com/connect-to-sql-azure.html
- https://www.sharepointdiary.com/2021/07/how-to-connect-to-azure-ad-using-powershell.html
- https://www.geeksforgeeks.org/how-to-install-and-connect-to-azure-ad-with-powershell/
- https://learn.microsoft.com/en-us/powershell/module/az.accounts/connect-azaccount
- https://learn.microsoft.com/en-us/azure/virtual-machines/windows/connect-ssh
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