![]() ![]() Now Available: InstallBuilder's November Release w.To learn more about this parameter group, take a look at our documentation.Īs always, make sure you are providing the best, most secure experience possible for your users by updating to the latest version of InstallBuilder or InstallBuilder for Qt today! In addition to built-in DMG signing, we also fixed some alignment issues in for non-Qt based installers. To learn more about signing installers in InstallBuilder, check our documentation or community pages. To read more about DMG signing from Apple, see their documentation on the topic. Using a signed DMG file bypasses the Gatekeeper, since the image file itself is trusted in that case. This prevents any code in the image from using relative paths to access unwanted content outside the application bundle. Depending on how the app loads this extra content at runtime, other developers could potentially "repackage" the application in a different DMG file that adds unwanted code.Īpple has dealt with this problem by using Gatekeeper path randomization, which copies any application with an unsigned DMG file to a random file system location before executing it. November's update to InstallBuilder adds built-in support for DMG signing and fixes a bug for non-Qt-based installers.ĭMG signing is an important feature of macOS Sierra 10.12.0 and later, which ensures that unwanted code is not added to disk images that contain signed applications.īefore DMG signing, developers could add unsigned code like scripts or dynamic libraries to the disk image file that would run alongside the signed application using relative paths. ![]()
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