Cloud is now a part of mainstream enterprise IT strategy. The benefits—flexibility, cost savings, rapid innovation and productivity gains—are simply too great to ignore.

But security is rightly front of mind for senior IT decision-makers in making this shift. The cloud brings challenges in opening up new vectors of attack and potentially putting confidential and valuable corporate data and assets at risk. Nowhere is this more critical than with transition to the cloud of one of the most popular productivity suites—Office 365.

Email remains a key target for attackers who rely on sophisticated social engineering techniques and the fallibility of employees to infiltrate networks with both malware-free and malware-based attacks such malicious URLs and attachments in emails. That’s according to various research including the most recent Verizon Data Breach Investigations Report.