I recommend following link:
Due to recent events I would like to report about the topic international espionage and protection possibilities.
Since the last 17 years in which I am involved in security technology, I had some contacts to projects with eavesdropping protection. Whether datacenter, embassies, ministries or in the free economy, everywhere you will find areas which need protection against the different type of espionage, especially electronic eavesdropping. „BIG BROTHER CAN’T WATCH YOU!! – Protection against international intelligence groups“ weiterlesen
Ich empfehle folgenden Link:
I recomend following Link: