Blog
Oxon Tech has been serving the Kidlington area since 2017, providing IT Support such as technical helpdesk support, computer support, and consulting to small and medium-sized businesses.
Initial finds from running our application in Cheri
Our application In basic terms our IoT collection device reads data from a sensor, it processes this signal and then runs it through a neural network and then sends the output to another device in the near vicinity. Sensor Reading > Data filter > Neural Network...
Cheri Compilation issues and getting around them
Background The program we intend to port over has multiple parts and requires a build tool chain to be able to compile properly. This is usually done with CMake and compiled with something like g++. To get the code to compile for a Cheri (dsdb) secured system we...
Starting the Cheri Porting Process
As part of our DSbD technology project we're looking at porting some of our code from our ARWAIN project to run on the Morello FVP. Our ARWAIN project is a UK government funded project developing indoor localisation tech for the Fire and Rescue Service. Part of this...
Some Working Cheri Examples
Proving that everything works as expected Now that we've got the CheriBuild tools installed and working as well as the QEMU virtual machine it's time to try testing some code. The below paper provides some good examples and allows us to prove that compiling code with...
Up and running with CheriBuild
Development Tools and SDK Setup The Cheri team provide a tool called Cheribuild, this is a Python script that does a lot of the heavy lifting to help get the Cheri SDK and build tools setup on a Linux machine, for this testing I am using an Ubuntu 18.04 server....
Diving Into Cheri/Morello
Introduction to Cheri As mentioned previously Cheri is the collaborative project led by Cambridge University that aims to greatly increase the security of hardware by using capabilities and sandboxes for secure memory management....
DSbD Getting Started
Project Background What is DSbD? DSbD (Digital Security By Design) is a initiative created by the UK government through the Industrial Strategy Challenge Fund (ISCF), the aim is to provide funding and encourage collaboration to help achieve the below goals (quoted...
How can my staff work from home?
Several major Tech companies are offering free tools to support workers during the COVID-19 outbreak. We’re getting a lot of enquiries at the moment about “how to enable staff to work from home” and “how to set up remote workers / VPNs”, and it looks like self...
Testing day at Oldbury Fire Station
Part of our project for GovTechCatalyst Competition from Mid and West Wales Fire and Rescue Service includes practical tests on sites and with the help of Jenny Hill – Watch Commander and part on the Intelligence & Innovation from West Midlands Fire Service we...