The core activity of Blake Technical SARL is the provision of security services, particularly in the field of technical surveillance countermeasures (TSCM). This includes: conducting security checks and analyses, detecting and removing eavesdropping devices and other surveillance technologies, advising and supporting the implementation of security measures, selling and supporting TSCM equipment, and providing specialized security consulting for companies and individuals. The company focuses specifically on the technical security of companies, aircraft, and yachts, and offers its services worldwide.