I can also confirm this (Xubuntu 20.04.2). Hardware is a HP Probook 430 G6.
lspci says this about the graphics card: "Intel Corporation UHD Graphics 620" Thanks in advance! -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1532508 Title: Screen contents revealed briefly on resume, before even unlocking To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1532508/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs