Apple dmgs are signed, but not certified by Apple. 

    BS.dmg - universal Intel/M1 cpu for Big Sur 11.x

    HS.dmg - Intel x86_64 build on High Sierra 10.13.6, should execute on

        MacOS 10.14: Mojave- 2018.
        MacOS 10.13: High Sierra- 2017.
        MacOS 10.12: Sierra- 2016.

    LI.dmg - Intel x86_64 build on Lion 10.7.6, should execute on

        OS X 10.11: El Capitan- 2015.
        OS X 10.10: Yosemite-2014.
        OS X 10.9 Mavericks-2013.
        OS X 10.8 Mountain Lion- 2012.
        OS X 10.7 Lion- 2011.