

The checkmark, blue, shows that the email will be digitally signed. The lock, grayed out, is to encrypt your email. You can tell that it’s done so by the new icons next to the subject line.

At this point, Mail will automatically sign your emails with your public key. If Mail is already running, quit the application and relaunch it. You’ll be prompted to enter the password provided when your S/MIME certificate was emailed to you. After that, macOS will prompt you one more time for your administrator password, and then you’ll be done. This was displayed on the final page, notifying you that your certificate had been generated and emailed to you. Next, you’ll be prompted to enter the password for your certificate. You’ll need your administrative password to install an S/MIME certificate. Do so, and your certificate will be added to your Keychain. I keep mine in System.Īfter you click Add, Keychain Access will ask you to authenticate as a system administrator. Choose where you want to install your certificate. When I reinstalled the certificate, the window below never returned, and the certificate went to login. Yes, the image below shows System, but I learned that placing it there resulted in having to enter my login credentials many, many times to send and decrypt emails. I store my encryption certificates in login, and you should too. pfx) from the download location to open it and begin importing it into your Keychain. Once unzipped, double-click the certificate file (ending in file extension.

Drag the link from your email to your Downloads folder, then click on it to unzip the archive. You can get your free Actalis S/MIME certificate in four easy steps Step 2: Download and Install Your CertificateĪfter a few moments, you’ll get an email from Actalis with your certificate and the link and password to manage it. In moments, your certificate will arrive in your email. Check all the appropriate boxes and click Submit Request. To get started, click over to the Actalis website and verify your email. On the other hand, Actalis recently began offering free S/MIME certificates for email. There are several Certificate Authorities (CAs), but many have stopped providing free options. The first thing you need to do is get your encryption certificate. Step 1: Get Your Certificate from Actalis, a Free Email Encryption Authority Let’s look at what you need to do to get started with encrypted email using Apple’s Mail app. This is more important than ever, since electronic privacy is front and center in our attention. I recently praised Apple’s Mail for making it so easy to use email encryption.
