Overview To Office 365 Mail Protection
The process of Encrypting an information is encoding the piece of code so that only an authorized recipient can decode and access that information. Office 365 email encryption allow users to send encrypted emails to protect their sensitive piece of data. The encrypted emails of O365 can be sent to any of the email services- Gmail, Yahoo, Lotus Notes, Exchange Server etc which when decrypted can be accessed. Office 365 advanced threat protection can basically be utilised in two ways:
- As a Service
- As a Customer control
Service Encryption is used by default in Office 365 for which the user doesn't need to configure anything. For example, Office 365 uses Transport Layer Security (TLS) to encrypt the connection, or session, between two servers. Whereas As a Customer Control the user needs to configure email encryption in Office 365 manually.Exchange Online message encryption capabilities make the process easier to share protected emails with anyone. This article aims to explain the root concept of Office 365 email encryption and decryption, how to add email encryption to O365 as well as how to open encrypted email.
Note: It should be kept in mind that Office 365 mail protection only works for E3 and E4 plan of O365 or if you have bolted on Exchange Online Protection to accounts.
Configure Email Encryption in Office 365
For Office 365 email encryption user needs E3 or better to enable mail encryption options. Otherwise, a user needs to bolt on Exchange Online Protection from the subscriptions section.
Follow These Steps for Exchange Online Email Encryption
Step 1: Login to O365 portal and enable Rights Management by going to Service Settings on the Left Menu Bar.
Step 2: Then Install Azure AD Management Powershell Plugin in Office 365 account
Click Here to Download
Step 3: Create PowerShell Script. Copy and paste the code into a text file and save it with extension *.ps1. Get Code Here
Step 4: Set PowerShell Execution Policy by executing Powershell as Administrator. Run the command - Set-ExecutionPolicy Unrestricted and hit Y
then Enter to accept
Step 5: After running the script you will be prompted to enter your Office 365 Global Administrator credentials. Usually the format of mail is
like this firstname.lastname@example.org
Step 6:This will configure Email Encryption in Office 365 account
Testing Configure Email Encryption in Office 365
Step 1: Send email to someone known to test the email encryption with the word Encrypt in the subject line
Step 2: The receiver of the mail will get email with URL link attached. Double clicking or right click will open this link in browser to receive a Public Key
Step 3: If the receiver doesn't have Microsoft Online account then opt for the one time passcode email to be emailed to you that will allow you to decrypt the message immediately without having to create an account.
Office 365 Email Encryption, is used in order to create a safe journey of emails from one end to other. Exchange online protection of email through encryption reduce the chances of human intervention between the passage hence reducing data leak. Through this Office 365 mail protection technique client can remain relax sending their important data via emails. This section include the ways to configure email encryption in Office 365 to protect their data.