PAYATU

Ajay S.K

IoT Firmware Security Researcher
IoT Firmware Security Researcher at Payatu, working on firmware reverse engineering, binary exploitation and thick-client testing on Linux/Mac. Former software engineer at LTI and active CTF player with TamilCTF; regular trainer for Practical IoT Hacking at Nullcon and spoke on Payatu's Pwn2Own IoT attempt at DEF CON Chennai 2026.
PAYATU

Ajay S.K

IoT Firmware Security Researcher
IoT Firmware Security Researcher at Payatu, working on firmware reverse engineering, binary exploitation and thick-client testing on Linux/Mac. Former software engineer at LTI and active CTF player with TamilCTF; regular trainer for Practical IoT Hacking at Nullcon and spoke on Payatu's Pwn2Own IoT attempt at DEF CON Chennai 2026.
IoT Firmware Security Researcher at Payatu, working on firmware reverse engineering, binary exploitation and thick-client testing on Linux/Mac. Former software engineer at LTI and active CTF player with TamilCTF; regular trainer for Practical IoT Hacking at Nullcon and spoke on Payatu's Pwn2Own IoT attempt at DEF CON Chennai 2026.
PAYATU

Ajay S.K

IoT Firmware Security Researcher

CVEs published

Vulnerabilities discovered and responsibly disclosed. Each links to the Payatu advisory.
No items found.

Talks & appearances

Conferences, podcasts and workshops.
Racing Against Time: Decoding and Exploiting Race Conditions
Ajay S. K.
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02-08-2024
Practical IoT Hacking
Hemant Sonkar, Ajay S. K., Shubham Thorat, Rupesh Surve
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12-14 Jun 2025
From Extraction to Exploration: Firmware Analysis Made Easy with the EXPLIoT Platform
Ajay S. K., Hemant Sonkar
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03-10-2025
Practical IoT Hacking
Hemant Sonkar, Ajay S. K., Shubham Thorat
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25-27 Feb 2026
A Story About Failure: Our Attempt on Pwn2Own IoT Exploit Chain
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04-04-2026
Hacking the Non-Windows Frontier: Thick Client Pentesting on Linux & Mac
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16-11-2024

Articles by  

Ajay S.K

Application Security
Breaking Down Barriers: Exploiting Authenticated IPC Clients
July 18, 2024
10 min
Application Security
Engineers
Researchers
Guides & tutorials

The Bandits

Conferences, podcasts and workshops.
Bandits
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Abizer Naseem

Security Consultant
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Abizer Naseem

Security Consultant
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Bandits

Ajay S.K

IoT Firmware Security Researcher
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Ajay S.K

IoT Firmware Security Researcher
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Bandits

Akanksha Prasad

Co-Lead - Web Application
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Akanksha Prasad

Co-Lead - Web Application
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