Businesses are seeing an increase in malicious insider activity, according to the 2010 Data Breach Report from Verizon Business released last week.But it is not just insider threats that are a concern to businesses. External threats targeting cloud services are also increasing. For example, last month US-based telco AT&T’s servers were breached. This resulted in the leakage of 114,000 email addresses of government and military officials. So how can CIOs mitigate such attacks?

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