This most often happens using a technology called Exchange ActiveSync. When you use a Microsoft Exchange account, email messages - along with calendar information and other Outlook details - are generally kept in sync between your Outlook client on a computer or mobile device and the Exchange server. An organization can maintain its own Exchange server or rely on Microsoft to do that via the cloud using a Microsoft 365 account. In an email message, select Options > Security > Digitally Sign Message.Microsoft Exchange relies on the use of an Exchange server - a computer on which individual users' Exchange accounts are configured. In an email message, choose Options and select Sign. If you are a Microsoft 365 subscriber, and on build 0402 and higher , To allow your recipients to send encrypted messages to you, make sure that you've selected your signing and encryption certificates, and then select Include my certificates in signed messages. To make sure that your digitally signed messages can be opened by all recipients, even if they do not have an S/MIME mail application and can't verify the certificate, select Send digitally signed messages as clear text. ![]() For information about how to request a digital certificate from a certification authority, see Mac Help.Ĭlick the account that you want to send a digitally signed message from, and select Advanced > Security. Note: The Encrypt-Only feature is not enabled in these versions of Outlook for Mac.īefore you start this procedure, you must have added a certificate to the keychain on your computer. In an email message, select Options > Security > Encrypt Message.įinish composing your message, and then click Send. ![]() In an email message, choose Options, select Encrypt and pack Encrypt with S/MIME option from the drop-down. If you are a Microsoft 365 subscriber, and on build 0915 and higher, To learn more about how to add certificates to a keychain, see Mac Help.Ĭlick OK, and then close the Accounts dialog box. You'll only see those certificates that you've added to the keychain for your Mac OSX user account and those certificates that are valid for digital signing or encryption. In Certificate, select the certificate that you want to use. If your recipient is listed on an LDAP directory service, the recipient's certificate is published to the directory service and available to you together with other contact information.Ĭlick the account that you want to send an encrypted message from, and select Advanced > Security. If your recipient is listed on an LDAP directory service, such as the global address list (GAL) used by Microsoft Exchange Server, the recipient's certificate is published to the directory service and available to you together with other contact information. For information about how to add your contacts' certificates to Outlook, see Import, export, or remove a certificate for a contact. You must also have a copy of each recipient's certificate saved with the contacts' entries in Outlook. For information about how to request a digital certificate from a certification authority, see Mac Help. Send an encrypted message Encrypting with S/MIMEīefore you start this procedure, you must first have added a certificate to the keychain on your computer. Microsoft 365 Message Encryption (Information Rights Management) - To use Microsoft 365 Message Encryption, the sender must have Microsoft 365 Message Encryption, which is included in the Office 365 Enterprise E3 license. S/MIME encryption - To use S/MIME encryption, the sender and recipient must have a mail application that supports the S/MIME standard. To use digital signatures, both the send and recipient must have a mail application that supports the S/MIME standard. Any recipient without the corresponding private key, however, sees indecipherable text.Ī digital signature on an e-mail message helps the recipient verify that you are the authentic sender and not an impostor. ![]() Only the recipient who has the private key that matches the public key used to encrypt the message can decipher the message for reading. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text. When you need to protect the privacy of an email message, encrypt it.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |