Johannes Ullrich

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Johannes Ullrich
OccupationComputer Security Expert

Johannes Ullrich is the Dean of Research for SANS Technology Institute, a SANS Faculty Fellow, and founder of the SANS Internet Storm Center (DShield), a global network security community. In 2004, Johannes was recognized as one of the Top 50 Most Powerful People in Networking by Network World Magazine.[1]

Johannes grew up in Germany and moved to the US where he obtained a Ph.D. in physics from the University at Albany. His work on x-ray optics was awarded a number of research grants by NASA and the Department of Energy. He also authored a chapter in the Handbook of Optics.[2][3] He also was the recipient of the ISSA's 2018 President's Award for Public Service.[4]


  1. ^ "Dr. Johannes Ullrich | SANS Institute".
  2. ^ "Lower Power X-ray Diffraction Unit for Planetary Landers".
  3. ^ "Johannes Ullrich - X-ray Optical Systems, Inc. - SBIR Source".
  4. ^ "Information Systems Security Association".

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