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Modded cartridge bypasses HP printers' DRM defenses with man-in-the-middle attack
In a recent video, YouTube creator Jay Summet unveils a relatively simple hardware mod that allows users to refill HP cartridges using inexpensive third-party ink, sidestepping HP's...
It has already threatened to brick any printers detected using unofficial cartridges via its "Dynamic Security" DRM system, saying these measures are necessary to protect users from risks such as hackers and viruses. Plaintiffs allege that HP also raised prices around the same time it released the DRM patch, which, combined with locking in customers, amounted to a monopolistic practice. HP is naturally resisting any changes to its DRM system because its printer business is a real cash cow – over half of the company's profits last year came from its print division alone.
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