The authors of »SAP System Security Guide«

Joe Markgraf

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Joe Markgraf is a senior cloud architect and advisor for SAP HANA Enterprise Cloud at SAP. Before joining SAP he worked as a Basis and security administrator, contributing to both small- and large-scale SAP system implementations. He holds a business degree with a focus on information system management from Oregon State University. He enjoys playing vintage video games and shooting sports with his family in Washington State.

Alessandro Banzer

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Alessandro Banzer is the Chief Executive Officer of Xiting, LLC. He has worked in information technology since 2004, specializing in SAP in 2009. Since then, Alessandro has been involved with global SAP projects in various roles. Alessandro is an active contributor and moderator in the Governance, Risk, and Compliance space on SAP Community, as well as a speaker at SAPPHIRE, ASUG, SAPInsider, and other SAP-related events. He holds a degree in business information technology, as well as an executive master of business administration from Hult International Business School in London, UK.
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