Tag / mobile

Qualcomm chips and security for OEMs

If you’re familiar with programmable read-only memory (PROM) or one-time programmable non-volatile memory (OTP NVM) then understanding the concept of qfusing on Qualcomm MSM chips should be trivial. For those who are not familiar, briefly speaking, Qualcomm uses OTP NVM for their security architecture in their modem chips. In layman’s terms, Qualcomm implemented a security…