# digicams with proprietary protocol
ENV{ID_GPHOTO2}=="*?", TAG+="udev-acl"
-# SCSI scanners
-KERNEL=="sg[0-9]*", ATTRS{type}=="6", TAG+="udev-acl"
-KERNEL=="sg[0-9]*", ATTRS{type}=="3", ATTRS{vendor}=="HP|EPSON|Epson", TAG+="udev-acl"
-
-# USB scanners
+# SCSI and USB scanners
ENV{libsane_matched}=="yes", TAG+="udev-acl"
# HPLIP devices (necessary for ink level check and HP tool maintenance)
# color measurement devices
ENV{COLOR_MEASUREMENT_DEVICE}=="*?", TAG+="udev-acl"
+# DDC/CI device, usually high-end monitors such as the DreamColor
+ENV{DDC_DEVICE}=="*?", TAG+="udev-acl"
+
# apply ACL for all locally logged in users
LABEL="acl_apply", TAG=="udev-acl", TEST=="/var/run/ConsoleKit/database", \
RUN+="udev-acl --action=$env{ACTION} --device=$env{DEVNAME}"