Today, ARM TrustZone technology is the foundation for security in applications processors,
protecting billions of devices each year.
Here are some examples of areas where TrustZone has been used.
For authentication, some smartphones come with iris scanning as well as fingerprint sensors to replace passwords.
TrustZone is also used for mobile digital rights management. Here, mobile payment is protected by a TrustZone based Trusted Execution Environment.
An example of content protection is Over The Top (OTT) OTT is the modern way to consume content on your smart DTV or mobile gadget.
This relies on TrustZone Media Protection. It has been protecting HD streamed content since 2011.
Finally, Samsung has pioneered enterprise security with TrustZone, providing the hardware isolation technology necessary
for integrity management, and introducing the concept of Trusted Apps.