Canon warns printer users to manually wipe Wi-Fi settings before discarding


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Printer producer Canon is warning that delicate Wi-Fi settings don’t routinely get wiped throughout resets, so prospects ought to manually delete them earlier than promoting, discarding, or getting them repaired to stop the settings from falling into the mistaken arms.

“Delicate data on the Wi-Fi connection settings saved within the reminiscences of inkjet printers (house and workplace/massive format) might not be deleted by the same old initialization course of,” firm officers wrote in an advisory on Monday. They went on to say that guide wiping ought to happen “when your printer could also be within the hand of any third social gathering, akin to when repairing, lending or disposing the printer.”

Like many printers lately, these from Canon hook up with networks over Wi-Fi. To do that, customers should present the SSID title, the password stopping unauthorized entry to the community, and in some instances, extra data akin to Wi-Fi community sort, the native community IP deal with, the MAC deal with, and community profile.

It could be affordable to imagine that performing a easy manufacturing unit reset that returns all settings to their defaults could be sufficient to take away these settings, however Monday’s advisory indicated that isn’t essentially the case. Within the occasion this data is uncovered, malicious actors may use them to realize unauthorized entry to a community internet hosting a Canon printer.

As a substitute of counting on the reset operate, Canon customers should:

  1. Reset all settings (Reset settings ‐> Reset all)
  2. Allow the wi-fi LAN
  3. Reset all settings yet one more time

For Canon printers and not using a devoted reset operate, customers ought to:

  1. Reset LAN settings
  2. Allow the wi-fi LAN
  3. Reset LAN settings yet one more time

The advisory lists almost 200 fashions which might be affected. A listing of them is accessible here.

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