Uploaded October 2025 | Updated September 2026, 3 weeks ago
In this teardown, a laser printer toner cartridge gets the microscopic forensic treatment—literally. The video takes you deep into the world of hardware security and reverse engineering, as the host dissects the tiny chip hidden inside a “disposable” toner cartridge.
You’ll learn:
Why your cheap printer is part of a much more expensive business model
How printer manufacturers use custom-designed chips to prevent third-party cartridge use
The sophisticated microcontroller and security features inside this unassuming chip
The incredible lengths engineers go to make cloning nearly impossible—encryption, flash memory, physical obfuscation, and more
Why this chip is way more advanced than you’d expect from something that ends up in the trash.
Link to photos of the dies: electronupdate.blogspot.com/2025/10/reverse-engineering-toner-cartridge-chip.html
In this teardown, a laser printer toner cartridge gets the microscopic forensic treatment—literally. The video takes you deep into the world of hardware security and reverse engineering, as the host dissects the tiny chip hidden inside a “disposable” toner cartridge.
You’ll learn:
Why your cheap printer is part of a much more expensive business model
How printer manufacturers use custom-designed chips to prevent third-party cartridge use
The sophisticated microcontroller and security features inside this unassuming chip
The incredible lengths engineers go to make cloning nearly impossible—encryption, flash memory, physical obfuscation, and more
Why this chip is way more advanced than you’d expect from something that ends up in the trash.
Link to photos of the dies: electronupdate.blogspot.com/2025/10/reverse-engineering-toner-cartridge-chip.html
