• Platform Security Architecture (PSA) and Azure Sphere
    Hello Experts, Does the Azure Sphere (pluton security subsystem) and ARM's Platform security Architecture (PSA) are equivalent solutions ? Also I observe, Azure Sphere internally uses Medaitek ...
  • PSA Certified Devices
    Hello Experts, Does ARM certify the PSA architecture implementation by various SoC's ? Any details published by ARM on the same?
  • Protection control
    Dear Team , Currently i am Developing and verifying AHB 5 Protocol. I am not able to understand HPROT signal and its behavior. Please help to get clarity on this signal and its behavior.
  • In processors supporting TrustZone, how is secure memory access protected from a non- secure world application accessing it?
    For example, we define a region to be secure. If a non secure app is trying to acess that region, what protection mechanism exists in hardware which will prevent that?
  • Context protection when calling a secure function(NSC) in a non-secure interrupt function
    I want to know where the context was saved when a secure function was called in a non-secure interrupt function. As shown in the figure, when a secure NSC function is called in a non-secure SVC interrupt...