Cybersecurity Expert | AI Mentor | Author

Simplifying Technology. Securing Futures.

A Glimpse Into My Cyber Journey

I’m Hariharasuthan Thangavelu — cybersecurity expert, AI educator, certified ethical hacker, and author. I write. I teach. I protect. On a mission to safeguard individuals, organisations and everyday digital users from scams, hacks and malicious threats, while distilling complex tech and AI topics into clear, actionable insights.

Work with Me

Our Services

Educate. Inspire. Secure.

Delivering expert-led cybersecurity and AI programs designed to strengthen awareness, confidence, and digital resilience for everyone.

Cybersecurity & AI Courses

Learn scam prevention, digital safety, and access management through practical, awareness-driven cybersecurity and AI sessions.

Public Speaking & Writing

Delivering impactful talks, media features like writing blogs and workshops that simplify complex technology and AI concepts effectively.

Corporate Awareness Programs

Empowering teams with tailored cybersecurity programs and AI awareness sessions and to build safer more informed workplaces.

From Cyber Threats to AI Insights

I write, I teach and I protect

With over a decade of expertise in cybersecurity and fraud investigations, I’ve helped organizations protect their digital assets and guided individuals to stay safe online.

With over a decade of expertise in cybersecurity and fraud investigations, I’ve helped
organizations protect their digital assets and guided individuals to stay safe online.
I write for Kumudham, Anandha Vikatan, The hindu, BBC tamil simplifying cybersecurity and AI for a wider audience. My passion is making technology accessible, practical, and impactful

Personal Values

Trust - Security begins with trust

Simplicity – Even the toughest tech can be explained simply.

Impact – Helping people stay safe online drives me.

Explore My Courses

Build real-world skills

Upgrade Your Skills - Secure Your Digital World

Join hands-on Cybersecurity and AI courses designed to simplify complex topics, build real-world skills, and create confident digital leaders.

Secure Start Bootcamp

Foundations of Cyber Hygiene and Threat Identification. This intensive program covers essential digital security practices for individuals and small businesses, focusing on password management, phishing recognition, and safe browsing.

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Ethical Hacking Workshop

Hands-on training in penetration testing, vulnerability assessment, and securing network infrastructure. Designed for IT professionals looking to advance their defensive security skills by thinking like an attacker.

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Data Privacy & Compliance Seminar

Understanding global data regulations (like GDPR and CCPA) and best practices for protecting sensitive customer information. Essential for management, legal, and compliance teams.

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MEDIA

As Featured In

Here are some of the tech magazines and platforms where my work has been featured:

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அபேஸ் ஆன 1600 கோடி பாஸ்வேர்டுகள்... சைபர் உலகில் வீசப்பட்ட நியூக்ளியர் குண்டு!

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மோசடி அழைப்புகளுக்கு உதவும் தகவல் திருட்டு! - இருள் வலை வில்லன்கள்! -

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