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User:Martin Johns

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Dr. Martin Johns is working as Senior Researcher in the Security and Trust group within SAP Research, where he is currently leading the Web application security research team. Since 2012, he is board member of the German OWASP chapter. Before joining SAP, Martin studied Mathematics and Computer Science at the Universities of Goettingen, Santa Cruz (CA) and Hamburg where he received his diploma in 2003. During the 1990ties and the early years of the new millennium he earned his living as a software engineer in German companies (including Infoseek Germany and TC Trustcenter). 

He is @datenkeller on Twitter and has claimed his own little corner in the infinite depths of the WWW at