Scam emails and infected websites still represent a major source of income for cyber criminals . Miller is the reigning London cyber security champion . Stephen Miller : Cybercrime has grown exponentially in scale and sophistication in the past three years . Cybercrime is backed by a highly organized black market and is worth the hundreds of millions . Cyber security is often regarded as hobby for young people rather than `` genuine '' career .
Miller is the reigning London cyber security champion . Stephen Miller : Cybercrime has grown exponentially in scale and sophistication in the past three years . Cybercrime is backed by a highly organized black market and is worth the hundreds of millions . Cyber security is often regarded as hobby for young people rather than `` genuine '' career .