An Iranian researcher studying and working in China since 2005.
There is an interesting speech he gives in one of the sources below.
(If you really have to ask why this guy is in the HDB think about the above first sentence for as long as it takes to sink in)
Ajay Singh Negi is a security researcher and a bug bounty hunter who has over 45 Hall of Fames for his responsible disclosures which include Google, Paypal, Twitter, Etsy, Dropbox, Adobe, Barracuda Labs, Coinbase, etc.
Aaron McGruder is best known for writing and drawing 'The Boondocks', a comic strip starring a African American family of two boys and their grand-father who moved from inner-city Chicago to a higher class suburb, and working on its namesake animated series for Adult Swim. While not involved in anything overtly technical, McGruder has spoken on various hacker issues including DeCSS in the comic strip.
Andrei Alexandrescu is a Romanian computer programmer, C++ expert, and author. He is particularly known for his pioneering work on policy-based design implemented via template metaprogramming. These ideas are articulated in his book Modern C++ Design and were first implemented in his programming library, Loki. He also implemented the "move constructors" concept in his MOJO library.
Tim Farley is a writer, researcher and computer security technologist from Greater Atlanta Area. Tim has been reverse engineering binary software since the 1980s for both security research and compatibility purposes. He has contributed material based on his compatibility reverse engineering work to the book "Undocumented DOS, 2nd Ed." as well as other books. In 1994 he served as witness on the topic of reverse engineering in the Stac v. Microsoft court case. He has also contributed compatibility code based on reverse engineering work to open source projects such as Wireshark.Tim has participated in computer industry standards committees, has presented at computer security conferences and has written articles for industry magazines.
Julian Paul Assange was born on July 3, 1971. He is an Australian computer programmer, political/internet activist, publisher, and journalist. He coauthored his first nonfiction book by the time he was 25. He has been involved in nonfiction documentaries, newspapers, TV and internet in his early 20's. He is the editor in chief and founder of WikiLeaks, a media website which publishes information from whistleblowers. On 28 November 2010, WikiLeaks and its five international print media partners (Der Spiegel, The New York Times, Le Monde, The Guardian and El País) began publishing U.S. diplomatic cables.
Alexander Sotirov has more than ten years of experience with vulnerability research, reverse engineering and advanced exploitation techniques. His works include exploiting MD5 collisions to create a rogue Certificate Authority, bypassing the exploitation mitigations on Windows Vista and developing the Heap Feng Shui browser exploitation technique. His professional experience includes positions as a security researcher at Determina and VMware. He is a regular speaker at security conferences around the world, including CanSecWest, BlackHat and Recon. Alexander served as a program chair of the USENIX Workshop on Offensive Technologies and is one of the founders of the Pwnie Awards.
Anthony Desnos is an Android geek and coder who works at VirusTotal. He created the infamous Androguard toolset for reversing Android malware, malware analysis and goodware analysis of Android applications. He is very active in releasing tools.
He originally started of with working with phones, an original phreaker. After the debut of war games the movie, when information became very prevalent, he began writing articles for 2600 and TAP magazines. In the late 80s he helped reestablish TAP magazine and revive the content. He never progressed past publishing TAP and eventually dropped out of the hacking/preaking scene after Knight Lightning was arrested.
Elias Levy, aka Aleph One, was the moderator of the mailing list Bugtraq from May, 1996 until he stepped down in October, 2001. Through BugTraq, Levy has helped educate countless system administrators, network engineers and developers across the planet, and helped changed the way an entire industry does business in regards to bugs and vendor response.
In addition to his work with Bugtraq, he was also the CTO and co-founder of SecurityFocus, and author of "Smashing The Stack For Fun and Profit"which was published in Phrack Magazine issue #49. "Smashing The Stack" was the first high-quality, step-by-step introduction to stack buffer overflow vulnerabilities and exploitation, sparking numerous attacks and defenses against them.