William M. Hancock Phd Cissp CismWilliam M. Hancock, PhD, CISSP, CISM, is VP of Security and Chief Security Officer of Cable & Wireless, one of the largest telecom and hosting companies in the world. He has over 30 years of experience in networking, security and related technologiesand is the author of many books and articles on security, networking and technology strategy. Read More Read Less
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