Meet Our Team

Monnappa K A is a security professional with 17+ years of experience in incident response, investigation, and threat hunting. Formerly with Microsoft and Cisco, he authored the book Learning Malware Analysis, created the Garuda Threat Hunting Framework and Limon sandbox, and won the Volatility Plugin Contest 2016. He serves on the Black Hat review board (Asia, USA, Europe) and co-founded the Cysinfo community. Monnappa trains security professionals worldwide and regularly speaks at leading conferences like Black Hat, DEF CON, BruCON, HITB & FIRST and has contributed articles to eForensics and Hakin9 magazines.

Sajan Shetty is a Cyber Security enthusiast. He regularly delivers training sessions at premier security conferences as Black Hat (USA, Europe, Asia, MEA), DEFCON, BruCON, HITB etc. His primary fields of interest include malware analysis, reverse engineering and memory forensics. He has various certifications in machine learning and is passionate about applying machine learning techniques to solve cybersecurity problems.

Innovator, Researcher and Engineer. His primary area of expertise is to develop detection algorithms/solutions for long term and large scale problems in the computer security domain. Amit is also a strong advocate of creativity&innovation and spends his free time on reading and sharing motivational stuff. He also has a keen interest in psychology and philosophy.

Veerababu is an IoT security researcher passionate about transforming technical knowledge into accessible, open-source resources. Since 2017, he has contributed to the field through tools like the ICE-Bite hardware microprobing toolkit, an IoT penetration testing OS, curated security lists, and technical blogs. He has shared his expertise as a keynote speaker at BSides Dehradun and delivered workshops and villages at conferences such as c0c0n, BSides Bangalore, VulnCon, CracCon, and with the Null and OWASP Bangalore communities. Veerababu also leads the iotsrg.org initiative, focused on fostering collaboration, knowledge sharing, and innovation in IoT security.

Mohammed Saqeeb Shariff is a Hardware Hacker and a Core Member of the IoT Security Research Group (IoTSRG). He also serves as the Chapter Lead for Null Bangalore. Saqeeb is a curiosity-driven individual with a keen interest in hardware exploitation and cloud security. His expertise lies in probing deeply into embedded systems, breaking into hardware boards, and uncovering misconfigurations in cloud infrastructures. His hands-on, inquisitive nature fuels his commitment to making systems more secure from the ground up.

Karthik is a seasoned Network and Application Pentester with a strong background in PCB design. He currently serves as a Lead Testing Engineer at Crestron, where he specializes in DM (DigitalMedia) products. His expertise lies in identifying vulnerabilities in both networks and applications, as well as crafting reliable, high-performance hardware through advanced PCB design practices. Karthik brings a critical eye to testing and a hands-on approach to engineering secure and efficient systems. 

Balancing bits and lenses, Sanjay NS is a Product Security Engineer at Honeywell, where he safeguards OT and IoT ecosystems. He leads the NULL Bangalore chapter, actively contributing to the security community. As a researcher with IoTSRG.org, his interests lie in IoT security, RF devices, and emerging IoT protocols. He is currently exploring HAM radios, RTL-SDR, and other RF technologies. With certifications including eWPT, CCNA, AWS, Azure, and OCI, he brings strong technical expertise. Outside of cybersecurity, his passion for photography reminds him that there’s creativity even in code.

Sai Ujjwal U is a Penetration Tester at Tata Consultancy Services, where he focuses on securing web, mobile, API, and cloud applications. He has a strong background and interest in red team assessments, exploring thick client, IoT, and industrial control system security. With a foundation in Hardware and networking and CRTP.He brings both technical depth and curiosity. Beyond cybersecurity, his passion for content creation and storytelling helps him share knowledge with the community.

Sunita Sharma is an Associate Security Research Analyst and Penetration Tester with a strong passion for uncovering and understanding emerging threats in today's digital world. She specializes in Web, Mobile Application, and API penetration testing, actively working to identify and mitigate vulnerabilities. Sunita is driven by a desire to help organizations build more secure products while continuously expanding her expertise and discovering her full potential in the cybersecurity domain.

Monika Sahu is a Cybersecurity Enthusiast and Security Researcher at Quick Heal. With a focus on reverse engineering and vulnerability research, she also actively contributes to the security community as a volunteer at Seaside International Security Conference. Monika combines her technical prowess with a strong commitment to learning and collaborative growth in the cybersecurity space.

Abida Shariff is a seasoned Security Engineer with over 5 years of experience in penetration testing across web, mobile (Android & iOS), cloud environments, infrastructure, and red teaming. She is highly skilled in conducting source code reviews and simulating real-world attacks to strengthen organizational defenses. Abida holds top industry certifications including OSCP, eJPT, CEH, and CCNA, and has led numerous security assessments to help clients proactively mitigate risks and build resilient digital systems.