K9 or K-9 is another name for what is more commonly known as a police dog, while also being a homophone of the word “canine“. The German Shepherd is one of the most common types of K9 security dogs and were the first ever dog to be chosen and used as a K9. For special requirements like sniffing, tracing and detection of explosives or narcotics Emjay K9 Securities offers this service with the Belgian Malenois.