HP printers that use “dynamic security” to block third-party ink cartridges. HP doesn’t make clear which printers use the dynamic security feature, which is what Reddit users became ...

HP is causing outrage after releasing software updates that stop some of its printers from printing if third-party ink cartridges are detected. As Ars Technica reports, HP's decision to do this ...

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 ...

I recently needed to replace the ink on my HP inkjet printer. Four little name-brand HP cartridges of yellow, blue, red and black cost me $123. Ounce for ounce, that’s more than the price of Dom ...

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, ...

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 ...

Hewlett-Packard reaches agreement on several patent violation complaints filed last year against makers of compatible inkjet cartridge. ... violated patents related to HP's 02 inkjet cartridges.

Large numbers of HP printer owners found their printers stopped recognising unofficial printer ink cartridges on 13 September. Dutch printer ink vendor 123inkt said it had received , external more ...

In its most recent earnings report, HP said printing revenue dropped 14 percent year over year, with supplies revenue (ink and toner) down 18 percent. It fell 8 percent between spring and summer ...