Milinda Perera is a software engineer at Google. He has a passion for designing and implementing solutions for interesting software-engineering challenges. Previously, he also worked as a software engineering intern at Google. He received his PhD, MPhil, MSc, and BSc degrees in computer science from the City University of New York. As a PhD candidate, he has published papers on research areas such as foundations of cryptography, broadcast encryption, steganography, secure cloud storage, and wireless network security.

Rejah Rehim is currently a software engineer with Digital Brand Group (DBG), India, and is a long-time advocator of open source. He is a steady contributor to the Mozilla Foundation, and his name has been featured in the San Francisco Monument made by Mozilla Foundation.

He is a part of the Mozilla Add-on Review Board and has contributed to the development of several node modules. He has also been credited with the creation of eight Mozilla Add-ons, including the highly successful Clear Console Add-on, which was selected as one of the best Mozilla add-ons of 2013. With a user base of more than 44,000, it has registered more than 450,000 downloads. He has successfully created the world's first one-of-a-kind security-testing browser bundle, PenQ, which is an open source Linux-based penetration testing browser bundle, preconfigured with tools for spidering, advanced web searching, fingerprinting, and so on.

Rejah is also an active member of the OWASP and the chapter leader of OWASP, Kerala. He is also one of the moderators of the OWASP Google+ group and an active speaker at Coffee@DBG, one of the foremost monthly tech rendezvous in Technopark, Kerala. Having been a part of QBurst in the past and a part of the Cyber Security division of DBG now, Rejah is also a fan of process automation, and has implemented it in DBG.

Ishbir Singh is a freshman studying electrical engineering and computer science at the Georgia Institute of Technology. He's been programming since he was 9 and has built a wide variety of software, from those meant to run on a calculator to those intended for deployment in multiple data centers around the world. Trained as a Microsoft Certified Systems Engineer at the age of 10, he has also dabbled in reverse engineering, information security, hardware programming, and web development. His current interests lie in developing cryptographic peer-to-peer trustless systems, polishing his penetration testing skills, learning new languages (both human and computer), and playing table tennis.