Udev rules for KeepKey

98-keepkey.rules

# Udev rules for the KeepKey HSM
#
# This file must be placed at:
#
# /etc/udev/rules.d/98-keep-key.rules    (preferred location)
#
# To install, type this command in a terminal:
#   sudo cp 98-keep-key.rules /etc/udev/rules.d/98-keep-key.rules
#
# After this file is installed, physically unplug and reconnect the
# KeepKey device.
#

SUBSYSTEMS=="usb" ATTRS{idVendor}=="2b24" ATTRS{idProduct}=="0001" MODE:="0660" GROUP:="input"
SUBSYSTEMS=="usb" ATTRS{idVendor}=="2b24" ATTRS{idProduct}=="0002" MODE:="0660" GROUP:="input"

# HIDAPI/hidraw:
KERNEL=="hidraw*", ATTRS{idVendor}=="2b24" ATTRS{idProduct}=="0001" MODE="0660" GROUP="input"
KERNEL=="hidraw*", ATTRS{idVendor}=="2b24" ATTRS{idProduct}=="0002" MODE="0660" GROUP="input"

You have to be in the input group, you can check with the groups command.
You can add yourself to the group using the command below:

sudo usermod -a -G input $(id -u -n)