Dunno but he was formerly at MI5 and he wants to hire dyslexic people.
Is battling Chinese hackers too.
https://www.gchq.gov.uk/person/jeremy-fleming
https://www.theguardian.com/uk-news/2019/feb/25/gchq-head-uk-must-be-alert-to-threat-from-chinese-tech-firms
https://www.independent.co.uk/topic/jeremy-fleming?CMP=ILC-refresh