In order to prevent this type of mischief, network enabled printers should never be connected to the Internet. Allowing them to do so only allows malicious actors to send any type of print document to your network, including pornography that could land you in trouble.
Four academics from the Technical University in Dresden, Germany (TU Dresden) have created an app that detects and masks the hidden dot patterns that laser color printers secretly hide on all printed documents.
HP said it would release firmware patches later this week for several security bugs reported to the company by various cyber-security experts.
Microsoft confirmed that six updates the company delivered this week as part of the November 2017 Patch Tuesday are causing Epson dot matrix printers to malfunction.
A security researcher has found nearly 700 Brother printers left exposed online, allowing access to the password reset function to anyone who knows what to look for.
Gabor Szathmari, a security researcher for CryptoAUSTRALIA, is working on a method of improving the security of leaked documents by removing hidden dots left behind by laser printers, which are usually used to watermark documents and track down leakers.
The US Supreme Court has ruled that a company's patent claims end after the first sale and customers can refurbish and sell old products without the threat of being sued under patent laws by the product's original manufacturer.
A grey-hat hacker going by the name of Stackoverflowin says he's pwned over 150,000 printers that have been left accessible online.
Knowing that printers are everywhere and they can leak sensitive information, these devices are precious reconnaissance and pivot points for any hacker trying to breach sensitive enterprise networks.
HP announced yesterday that new business printer models will ship with FTP and Telnet services disabled by default, in an attempt to bolster device security against remote exploitation and other cyber-attacks.