Matthew Conover is a principal software engineer in the Symantec Resarch Labs. He has worked at Symantec for the last five years. He has been involved in security since the late 1990s, publishing one of the first papers on heap overflows in 1999. He has presented at numerous security conferences, including SyScan, Xcon, CanSecWest, and RSA. Matthew is a member of the SyScan CFP committee.

Rich Smith leads the Research into Offensive Technologies & Threats (RiOTT) for Hewlett-Packard’s Trusted Systems Lab (TSL). Rich’s research interests lie in the areas of system exploitation techniques, vulnerability research, threat futures, malicious code analysis and agentless system identification. He applies his knowledge of these areas in an effort to create new security paradigms to secure enterprisescale systems. Much of his current work is focussed on attacking non-PC systems that populate networks, with particular attention being paid to firmware. Rich is also involved in projects looking at modelling information security processes and threats, and the use of Trusted Computing technologies.

Fyodor經常擔任各國際駭客年會之講師，包含BlackHat 2001 HK、BlackHat 2001 Singapore、BlackHat 2002, Ruxcon 2003、XCon 2003 / 2006、HITB 2004 / 2005、SyScan 2005、Bellua 2005、以及VNSecurity 2007。他於頂 尖資安學術會議與地下雜誌皆有重要文章發表，包含 Usenix Conference與Phrack Magazine（最具影響力之地下駭客雜誌）。Fyodor並為Snort最早的開發者之一，目前 仍為Snort FAQ的維護者。Fyodor並為XProbe的創辦人。

Nanika is a member of the Vulnerability Research Lab (VRL) of COSEINC. His research work is focused on the Windows platform and has discovered numerous Windows vulnerabilities.

Nanika現任COSEINC的弱點研究實驗室(Vulnerability Research Lab)成員，專注於Windows平台弱點模糊暴力式探測，已經發表大量的Windows平台弱點

Adam Laurie is a freelance security consultant. He also help maintain Apache-SSL and am a member of The Trifinite Group.

自1997年起，Adam Laurie即擔任defcon的核心成員至 今，他亦從早期即是BlackHat的核心成員、The Trifinite Group的核心成員以及Apache-SSL模組之開發者。Adam 目前也是FIRST的核心成員，並於近幾年專心研究RFID資安問題，為此方面全球第一交椅

Petr is a member of the Advanced Malware Lab (AML) of COSEINC. His research work is focused on the Windows Mobile platform and has successfully developed rootkits for mobile phone running Windows Mobile platform and other attacks vectors. Petr was formerly a member of 29A.

Philippe Langlois is a founder and Senior Security Consultant for Telecom Security Task Force, a research and consultancy outfit. He founded and led technical teams in several security companies (Qualys, WaveSecurity, INTRINsec) as well as security research teams (Solsoft, TSTF). He founded Qualys in 1999 and led the R&D for this world-leading vulnerability assessment service. He founded Intrinsec, a pioneering network security company in 1995, as well as Worldnet, France's first public Internet service provider, in 1993. He has proven expertise in network security, from Internet to less well known networks - X25 and other legacy systems mostly used in banking, travel and finance. Philippe was also lead designer for Payline, one of the first e-commerce payment gateways on Internet. He has written and translated security books, including some of the earliest references in the field of computer security, and has been giving speeches on network security since 1995 (RSA, COMDEX, Interop). Philippe Langlois is a regular contributor of french-speaking security portal vulnerabilite.com. and a writer for ITaudit, the magazine of the International Association of Internal Auditors.

現任Malware-Test Lab負責人，知名Blog「大砲開 講」網站版主。Roger先前於趨勢科技防毒引擎研發部門工作七年，離開後隨即創辦 Malware-Test Lab,長期與各領域資安工作者分享自己在防毒、反間諜軟 體領域的經驗，對惡意程式與網站安全有深厚研究。