Joakim Bech image

Joakim Bech

Posts

Let’s talk about Homomorphic Encryption
Friday, May 22, 2020
Homomorphic Encryption. Encryption is something that all of us are using whether we know it or not. Many of the things that you are doing on a daily basis requires...
Implications of Meltdown and Spectre : Part 1
Wednesday, January 24, 2018
The basis of the Meltdown and Spectre attacks is to make use of speculative execution, out-of-order execution, branch predictors and caches, all features found in modern CPUs. These features all aim to increase performance and to avoid latencies in the pipeline. They work in conjunction with each other in quite complex ways.
TEE Development With No Hardware - Is That Possible?
Monday, November 28, 2016
The question is whether you actually need hardware for TEE development. As it turns out, QEMU officially received TrustZone support at the beginning of this year. But just the support in QEMU isn’t enough: you will still need the software for the TEE.
Testing a Trusted Execution Environment
Wednesday, February 10, 2016
</a> Background Linaro gets into the picture Software components Host application Test Trusted Applications What about the tests coming from GlobalPlatform? Licenses Shortcomings and future improvements Final words Why you...
Evolution of a generic TEE kernel driver
Monday, July 13, 2015
Getting a TEE driver into Linux upstream has been the ultimate goal for a long time. This blog post will talk about the history, design choices and lessons learned when implementing and submitting a generic TEE driver for the Linux kernel.
Evolution of a generic TEE kernel driver
Monday, July 6, 2015
Getting a TEE driver into Linux upstream has been the ultimate goal for a long time. This blog post will talk about the history, design choices and lessons learned when implementing and submitting a generic TEE driver for the Linux kernel.
OP-TEE, open-source security for the mass-market
Wednesday, September 3, 2014
TEE. Behind this acronym hides the Trusted Execution Environment, a small OS-like environment that sits aside a rich operating system – for instance Android. The purpose of the TEE is...