I was using 3rd party ink without complaint in my Officejet pro 6978 for a couple years and woke up one morning to find the printer was demanding HP cartridges. Silly me for allowing automatic ...

The packaging materials used to protect ink cartridges enable a shelf life of at least 18 months past the manufacturing and shipping dates. Not all HP printers have expiration dates on ink cartridges.

A refilled HP ink cartridge has been demonstrated using a man-in-the-middle attack to bypass HP’s strict printer ink digital rights management (DRM), which prevents consumers from using generic ...

HP added ink cartridge security training to its bug bounty program in 2020, and the above research was released in 2022. HP started using Dynamic Security in 2016, ostensibly to solve the problem ...

For a company like, say, 123inkt, the Dutch outfit that sells HP-compatible cartridges and first noticed the change, it's DRMaggedon. HP's at least upfront about it. Brazen, even!

HP argued that ink cartridge microcontroller chips, which are used to communicate with the printer, could be an entryway for attacks. As detailed in a 2022 article from research firm Actionable ...

123inkt, a Dutch reseller of printer ink cartridges, has accused HP of intentionally sabotaging non-HP ink cartridges via a failure date, pre-programmed in the firmware of some HP laser ink printers.

He backed up those assertions with an HP-sponsored Qualitylogic study showing that its cartridges last longer than refilled ink cartridges (no study of cost per page, however) and an HP focus ...

HP said in its suit against Rhinotek that it holds 9,000 patents related to imaging and printing, 4,000 of them for consumable supplies such as ink and cartridges. CNET News.com's Ina Fried ...

Owners of HP printers will occasionally have to deal with clogged ink cartridges, especially if they are light users who may leave their printers idle for long periods of time. Because the ink ...

HP is blocking more users from using third-party ink with their printers. Several users report that they’re no longer able to use non-HP ink with their printers after installing a recent ...