Edit: /etc/dpkg/dpkg.cfg (446B)
# dpkg configuration file
#
# This file can contain default options for dpkg. All command-line
# options are allowed. Values can be specified by putting them after
# the option, separated by whitespace and/or an `=' sign.
#
# Do not enable debsig-verify by default; since the distribution is not using
# embedded signatures, debsig-verify would reject all packages.
no-debsig
# Log status changes and actions to a file.
log /var/log/dpkg.log