Shuman Ghosemajumder
Alma materUniversity of Western Ontario,
MIT Sloan School of Management
Occupation(s)Technologist, Entrepreneur

Shuman Ghosemajumder (born 1974) is a Canadian technologist, entrepreneur, and author. He is the former click fraud czar at Google,[1][2] the author of works on technology and business including the Open Music Model, and co-founder of TeachAids.[3] He was chief technology officer for Shape Security,[4][5] which was acquired in 2020 for $1 billion by F5 Inc,[6] where he became head of artificial intelligence.[7]

Early life

Ghosemajumder was born in Stuttgart, West Germany and grew up in London, Ontario, Canada. He attended London South Collegiate Institute, where he was elected student council president.[8] He earned a BSc in Computer Science from the University of Western Ontario, where he attended after receiving a Canada Merit Scholarship Foundation award as one of the top fifteen students in the country. While in university, he was the North American Public Speaking Champion and president of the Canadian University Society for Intercollegiate Debate. He earned an MBA from the MIT Sloan School of Management.[9] He also earned a brown belt in Goju-Ryu karate.[10]


Early in his career, he created the first real-time collaborative graphic design application as a software engineer at Groupware.[11] He was later co-founder of a software development firm, and a management consultant with McKinsey & Company and IBM.[12]

Ghosemajumder worked at Google from 2003 to 2010, where he led product management efforts for protecting their advertising services,[13] worth US $20 billion in annual pay per click revenue,[14] against click fraud. He was one of the early product managers for AdSense,[9] led the launch of Link Units[15] and AdSense for Feeds,[16] and was part of the team that launched Gmail. He was the recipient of two Google Founders' Awards for significant entrepreneurial accomplishments.[11]

He left Google in 2010 for TeachAids, a non-profit educational technology start-up spun-out of Stanford University, which he had co-founded and where he was chairman.[12][non-primary source needed] In 2012, he joined Shape Security, which was acquired by F5, Inc. in 2020.[17][18][19]


He is co-author of CGI Programming Unleashed (Macmillan, ISBN 1-57521-151-3, 1997) and a contributing author to Crimeware (Symantec Press, ISBN 0-321-50195-0, 2008). His master's thesis[20] proposed the Open Music Model, which predicted the use of music subscription services.[21]

In 2011, he was included on the MIT150 list, as one of the top innovators from the Massachusetts Institute of Technology.[1]


  1. ^ a b "The MIT 150: 150 Ideas, Inventions, and Innovators that Helped Shape Our World". The Boston Globe. May 15, 2011. Retrieved August 8, 2011.
  2. ^ Andy Greenberg (September 14, 2007). "Counting Clicks: Google's Click Fraud Czar". Forbes.
  3. ^ "Center for Social Innovation Keynote Speaker: Shuman Ghosemajumder". Stanford Graduate School of Business. Retrieved July 7, 2014.
  4. ^ "MIT Sloan CIO Symposium: Shuman Ghosemajumder". MIT Sloan CIO Symposium. 2015-05-18. Retrieved 2015-05-30.
  5. ^ Delevett, Peter (January 21, 2014). "Buzz-laden startup Shape Security unveils security technology to cripple online fraud". San Jose Mercury News. Retrieved January 22, 2014.
  6. ^ "F5 acquires Shape Security for $1B". TechCrunch. 20 December 2019. Retrieved 2021-04-07.
  7. ^ Sonnemaker, Tyler. "As social media platforms brace for the incoming wave of deepfakes, Google's former 'fraud czar' predicts the biggest danger is that deepfakes will eventually become boring". Business Insider. Retrieved 2021-04-07.
  8. ^ "South Alumni Newsletter Fall 2009" (PDF). South Alumni.
  9. ^ a b Karmen Dowling (October 1, 2009). "Alumni Awards of Merit". Western News.
  10. ^ Effinger, Anthony (2006-03-30). "Bloomberg Markets - Google Fights Click Fraud". Bloomberg.
  11. ^ a b "Shuman Ghosemajumder: Executive Profile & Biography". Bloomberg Businessweek. Retrieved July 11, 2014.[dead link]
  12. ^ a b "TeachAIDS Team". TeachAIDS. October 21, 2010.
  13. ^ Rosenbush, Steve (2013-09-27). "How Advanced Denial of Service Is Raising Stakes in Cybercrime". Wall Street Journal. Retrieved 2014-07-08.
  14. ^ "Investor Relations: 2008 Financial Tables". January 31, 2008.
  15. ^ Juan Carlos Perez (March 18, 2005). "Google improves AdSense with Ad Links". Computerworld.
  16. ^ Louise Story (June 5, 2005). "Marketers See Opportunity as a Web Tool Gains Users". New York Times.
  17. ^ O'Hear, Steve (2012-07-02). "Stealthy Shape Security Hires Google's Former Click-Fraud Czar, Shuman Ghosemajumder". TechCrunch. Retrieved 2014-07-08.
  18. ^ Bort, Julie (2013-01-13). "Big Names Keep Throwing Money At Shape Security, A Stealthy Startup". Business Insider. Retrieved 2014-07-11.
  19. ^ Greenberg, Andy (2014-01-21). "Ex-Googlers' Startup Shape Turns Hacker's Code-Morphing Tricks Against Them". Forbes. Retrieved 2014-07-11.
  20. ^ Shuman Ghosemajumder (May 10, 2002). Advanced Peer-Based Technology Business Models (Thesis). MIT Sloan School of Management. hdl:1721.1/8438.
  21. ^ Suehle, Ruth (2011-11-03). "The DRM graveyard: A brief history of digital rights management in music". Retrieved 2014-07-11.