
When Secrecy Fails: How Top Secret Communications Have Become Vulnerable to Espionage
by Yasir Gökçe, published on 29 October 2025
When Dominic Cummings, former chief adviser to Boris Johnson, claimed that China had compromised the system used to transfer Britain’s most secret government data, it was more than a political bombshell — it was a reminder of how fragile the world’s most secure communication networks really are. According to Cummings, Beijing obtained “vast amounts” of classified information over several years, including “Strap” material, the UK’s highest level of secrecy.