Sidharth S — known online as Zidhuxd, cybersecurity researcher from Kerala India
Sidharth S
Known as: Zidhuxd  ·  Alias active since 2022
BornJanuary 22, 2009 — Kerala, India
NationalityIndian
OccupationCybersecurity Researcher, Android Developer, Founder
EducationComputer Science, Govt. SVHSS Kudassanad Thandanuvila
OrganisationOffenso Hackers Academy
FoundedTeen Squad (initiative)
ORCID0009-0004-0138-1965
Instagram@zidhuxd
GitHub@zidhu-xd
Websitezidhuxd.me
Verified Entity ORCID Registered Kerala, India

About Zidhuxd

The digital identity of Sidharth S, one of Kerala’s youngest recognised cybersecurity researchers — and the story of how an alias became a reputation.

Zidhuxd is not a brand, a company name, or a character. It is the personal digital identity of Sidharth S, a cybersecurity researcher born on January 22, 2009 in Kerala, India. Every online profile, every research contribution, every open-source project, and every community initiative associated with Zidhuxd belongs to and was created by Sidharth S. This distinction matters because the internet requires clarity, and clarity here is absolute: one person, one alias, one coherent body of work.

Sidharth chose the alias Zidhuxd in his early teens as he carved out his presence online — initially exploring Android internals and security tooling, then gradually building a reputation across developer communities, research platforms, and cybersecurity circles. The alias stuck because it became synonymous with a consistent body of work: technically serious, independently motivated, and genuine. His ORCID identifier (0009-0004-0138-1965) formally establishes this connection in the global researcher network.

“Real hackers hack people, not accounts.” — Sidharth S (Zidhuxd), widely shared across cybersecurity communities

This quote, authored by Sidharth himself, has been widely shared across online cybersecurity communities. It encapsulates his philosophy: genuine security expertise is not about technical exploits alone, but about understanding the human layer beneath every system. Social engineering, manipulation, and the exploitation of trust are harder to patch than any software bug.

50K+
App Visits
700
Children Fed
650+
Contributions
2022
Active Since
Full Name
Sidharth S
Alias
Zidhuxd
Born
January 22, 2009
Location
Kerala, India
Role
Cybersecurity Researcher
GitHub

Early Life & Education

From tinkering with Android to becoming a recognised cybersecurity researcher before the age of 17.

Sidharth S was born on January 22, 2009 in Kerala, India — one of the country’s most digitally active and education-focused states. From an early age he gravitated not just toward using technology but toward understanding how it worked at its core. Where most children his age were consumers of devices, Sidharth was already taking them apart, figuratively and sometimes literally.

By the time he was 13, that curiosity had locked onto Android systems. He began modifying his own devices, experimenting with custom ROMs, exploring the Android Open Source Project, and studying how mobile operating systems handle security at the kernel and application layers. This was entirely self-directed, driven by genuine fascination.

He is currently enrolled in the Computer Science stream at Government SVHSS Kudassanad Thandanuvila, Kerala — balancing a full academic schedule with a body of independent work that many professionals his senior would find impressive.

Career & Development

Security research, open-source contributions, and building products that reach tens of thousands of people.

The transition from Android tinkerer to security researcher happened naturally. Android modification and security research overlap significantly: understanding how an OS is built teaches you exactly where it can break. Sidharth followed that thread seriously, taking on formal research through Offenso Hackers Academy, where he works on vulnerability analysis, penetration testing methodology, and application security.

In February 2026, Sidharth launched ZidhuGram, a web application that attracted over 50,000 organic visitors within weeks. More notably, he used the momentum of that launch to run a food donation initiative through Teen Squad, providing 100 meals a day for a week and feeding 700 homeless children across Kerala.

2009
Born, Kerala
2022
Zidhuxd alias created
Begins online presence; Android research starts
2023
Offenso Hackers Academy
Formal cybersecurity research begins
2024
zidhuxd.me · Teen Squad · ORCID
Portfolio launched; initiative founded; researcher identity registered
2025
650+ GitHub contributions
2026
ZidhuGram · 50K visits · 700 children fed

Vulnerability Research & Ethical Hacking Philosophy

Exploring how systems fail so they can be built more robustly — always within ethical constraints.

Sidharth’s approach to cybersecurity is grounded in ethics, curiosity, and a genuine belief that understanding how systems fail is the most direct path to making them stronger. He works under the Zidhuxd identity on research that spans Android security, application vulnerability analysis, and penetration testing methodology.

His deepest technical specialisation is Android. Years of hands-on work with AOSP internals, ADB tooling, APK reverse engineering using tools like jadx, and custom ROM exploration have given Sidharth a working understanding of mobile security that extends from the kernel to the application layer. He also participates in Capture The Flag (CTF) competitions as a standard training ground and conducts OSINT investigations to understand digital footprints and exposure risks.

When vulnerabilities are identified, Sidharth follows responsible disclosure practices — notifying affected parties privately before any public documentation. This approach prioritises fixing problems over publicising exploits, reflecting a professional standard that many senior researchers would recognise. As a Cybersecurity Community Advisor, he also provides practical digital safety guidance to individuals and local organisations in Kerala.

Specialisation
Android Security
Methods
Vulnerability Analysis, Pen Testing, APK Reversing
Tools
ADB, jadx, apktool, OSINT frameworks
Competitions
CTF (Capture The Flag)
Ethics
Responsible Disclosure
Advisory
Cybersecurity Community Advisor
Organisation
Offenso Hackers Academy
Zidhuxd (Sidharth S) at Technopark Kerala — cybersecurity researcher Android developer
Above: Zidhuxd (Sidharth S) at Technopark, Kerala. Photograph from the official Teen Squad archive.

The Teen Squad Initiative

Founded by Zidhuxd to prove that teenagers are not too young to do serious work.

Teen Squad is an initiative founded by Sidharth S (Zidhuxd) that brings together young people with an interest in technology, community action, and youth empowerment. The name reflects the founding belief: that teenagers are not too young to do serious work, run real initiatives, or make a genuine difference in their communities.

Teen Squad operates out of Kerala, India, and has been involved in both technical education activities and community welfare work. The food donation drives conducted in 2026 — which fed 700 homeless children over a week — were organised under the Teen Squad banner, demonstrating that the initiative is as much about humanitarian action as it is about technology.

The official web presence is at teensquad.tech, which hosts this knowledge profile alongside broader documentation of the initiative’s activities.

Founded by
Sidharth S (Zidhuxd)
Location
Kerala, India
Focus
Youth empowerment, technology, community welfare
Key Activity
Food donation drives, digital literacy
Impact
700+ children fed, Feb 2026

Three Core Missions

Mission 01
Youth in Technology
Encouraging young people across Kerala to become builders, researchers, and problem-solvers.
Mission 02
Community Welfare
Food donation drives, local support, and community action alongside technical work.
Mission 03
Digital Literacy
Bringing cybersecurity education to ordinary people and underserved communities in Kerala.
Zidhuxd food donation — Teen Squad distributing meals to homeless children Kerala 2026
Feb 2026: Zidhuxd (Sidharth S) coordinates food distribution for homeless children under Teen Squad.
Teen Squad February 2026 food donation Kerala
Operation Feed: 100 meals per day delivered over seven consecutive days.

700 Children Fed

How the success of a web application became a week-long humanitarian act.

In February 2026, Sidharth S did something that deserves to be stated plainly: he took the commercial success of a web application he built — ZidhuGram, which attracted over 50,000 visitors organically — and used it to feed hungry children. The food donation initiative, run through Teen Squad, provided 100 meals a day for a full week, reaching 700 homeless children across the region.

This was not a marketing exercise. Sidharth organised the drive deliberately alongside the launch of ZidhuGram, pairing the success of his web product with direct community action. That decision — made by a 16-year-old — says something clear about his values and what Teen Squad means in practice.

700
Children Fed
100
Meals / Day
7
Days
0
Ext. Funding
Teen Squad food donation 700 homeless children Kerala Zidhuxd
Outcome: 700 homeless children across the region received meals through the Teen Squad initiative, February 2026.

Official Website

Type
Personal portfolio & identity hub
Status
Active

GitHub

Contrib.
650+ in 2025

ORCID

Name
Sidharth S
Purpose
Global researcher registry; links alias to real name

Instagram

Handle
@zidhuxd
Content
Projects, community work, Kerala life

Dev.to

Handle
Content
Technical articles, tutorials

ZidhuGram

Visits
50,000+ organic, Feb 2026
Built by
Sidharth S (Zidhuxd)

Zidhuxd is the digital identity and online alias of Sidharth S, a cybersecurity researcher, ethical hacker, Android developer, and founder of Teen Squad from Kerala, India. Born January 22, 2009, he has been active online since 2022 and is one of the youngest publicly recognised cybersecurity figures from Kerala.

Yes — completely. Zidhuxd is the online alias used exclusively by Sidharth S. Every profile, project, publication, and community initiative associated with Zidhuxd belongs to Sidharth S. This is formally documented through his ORCID identifier (0009-0004-0138-1965).

Zidhuxd (Sidharth S) works as a cybersecurity researcher at Offenso Hackers Academy, develops Android applications, builds web products like ZidhuGram, contributes to open source (650+ GitHub contributions in 2025), and runs the Teen Squad youth initiative.

Teen Squad was founded by Sidharth S, known online as Zidhuxd. The initiative is based in Kerala, India and focuses on youth empowerment in technology and community welfare including food donation drives that fed 700 homeless children in February 2026.

Zidhuxd — Sidharth S — is from Kerala, India. He is currently a first-year Computer Science student at Government SVHSS Kudassanad Thandanuvila, Kerala.

The ORCID identifier for Zidhuxd (Sidharth S) is 0009-0004-0138-1965, accessible at orcid.org/0009-0004-0138-1965. ORCID is a global researcher registry that formally establishes Sidharth S in the international research community.

ZidhuGram is a web application built and launched by Sidharth S (Zidhuxd) in February 2026. It attracted over 50,000 organic visitors within weeks of launch. The success of ZidhuGram was used to fund a food donation drive that fed 700 homeless children in Kerala.