Resolve Security Certificate Issues

Due to a widely used internet certificate that expired on September 30th, 2021, if your operating system is older, you may need to manually update your certificate to access the Backblaze website.

This issue can present as an "Insecure Connection" error when you access www.backblaze.com or the Backblaze backup client.

Resolve Certificate Issues (Mac)

Versions 10.9, 10.10, or 10.11 of macOS may not be able access the Backblaze site.

If you are not able to update your operating system to macOS 10.12 or newer, you can manually update the certificate.

1. Download the certificate, and save it locally in the Documents folder.
2. Open Terminal, enter this command, and press Enter:

   sudo security -v add-trusted-cert -d -r trustRoot -k "/Library/Keychains/System.keychain" ~/Documents/isrgrootx1.pem

3. If prompted, enter your Mac admin password and press Enter.
   The password will not appear in the Terminal window as you type.
4. Navigate to https://secure.backblaze.com/update.htm, and run the latest installer to ensure that this change is implemented in the backup client.

Let Backblaze run for a few hours, and check back for progress.

Resolve Certificate Issues (Windows 7)

This issue largely impacts Windows 7 operating systems.

1. Perform all optional Windows updates to fully patch your system.
2. Navigate to https://secure.backblaze.com/update.htm, and run the latest installer to ensure that this change is implemented in the backup client.

Let Backblaze run for a few hours, and check back for progress.

Resolve Certificate Issues (Windows 8 or 10)

If your operating system is Windows 8 or Windows 10, you may not be affected by this issue. However, if something is misconfigured, the problem may be present.

1. Download the certificate, and save it locally in the Documents folder.
2. Navigate to PowerShell in your Start Menu.
3. Right-click PowerShell, and select Run as Administrator.
4. Copy and paste the following command into PowerShell, and press Enter:

   Import-Certificate -FilePath $env:USERPROFILE\Downloads\isrgrootx1.pem -CertStoreLocation Cert:\LocalMachine\Root

5. Navigate to https://secure.backblaze.com/update.htm, and run the latest installer to ensure that this change is implemented in the backup client.

Let Backblaze run for a few hours, and check back for progress.