A purple teaming process description
As we have seen previously, the purple teaming process combines red and blue activities across a joint-venture exercise supported by the CTI team and an exercise coordinator. This combined approach allows global company security to be improved thanks to failure and gap identification.
The Prepare, Execute, Identify, and Remediate approach
Everyone should be familiar with the Plan-Do-Check-Act (PDCA) process, also called the Deming wheel, which is a generic management tool used to verify and continuously improve processes and products over time. This seems to perfectly fit what purple teaming is trying to achieve, and that is why we have based the purple teaming process on this method, resulting in a more tailored Prepare, Execute, Identify, and Remediate (PEIR) model.
This high-level process is represented in the following figure:
This scheme represents a high...