EPO granted patent EP3859584A1 to Milenko Kovacevic for a method and system enabling secure cryptographic interaction between IoT devices. The patent covers technical implementations across multiple IPC classifications including G06F 21/60 (data protection), H04L 9/08 (key management), H04L 9/32 (entity authentication), and H04W 12/00 series (wireless security). The designation covers 38 European Patent Convention member states including DE, FR, GB, IT, NL, ES, and others.

Technology companies developing IoT devices or implementations should review whether this patented technology may affect their product development or require licensing. Patent holders and IP managers should evaluate this grant for potential licensing opportunities or defensive purposes. The patent provides exclusivity rights for the claimed cryptographic methods in IoT device interaction through at least the application date priority.