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Five companies. One purpose.

Each company has its own focus and its own clients. Together they form a loop: people learn, build, defend and come back to teach.

How it fits together

Learn → build → defend → teach forward.

Talent and know-how flow through the group, so every client engagement strengthens the next generation.

  1. 01

    Learn

    Nerds Lab

    Newcomers train in ethical hacking, penetration testing and SOC analysis.

  2. 02

    Build

    Nerds Hive

    A shared roof in Thanjavur for our teams, learners and local startups.

  3. 03

    Defend

    CyberNerds · A0 · A5

    Practitioners work real engagements for clients in India and abroad.

  4. 04

    Teach forward

    Back to the Lab

    Experienced people return to Nerds Lab as mentors for the next batch.

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DefendCyber security services

CyberNerds Solutions

There's a smarter way to protect your business.

CERT-In and TNEGA empanelled security auditor. Testing, 24×7 managed defence and compliance for banks, fintech, healthcare, government and MSMEs.

What they do

  • Web, mobile, API, network & cloud VAPT
  • SOC, SIEM & MDR
  • Red teaming
  • CERT-In, RBI, SEBI CSCRF & DPDP audits
  • ISO 27001, SOC 2, PCI DSS
  • Virtual CISO
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Go deeperHardware, OT & automotive security

A0 Cyber Security

Where software security stops, we go further: into the hardware.

Offensive security for automotive & EV, OT/ICS, medical devices and embedded hardware, backed by round-the-clock managed defence.

What they do

  • Vehicle & EV security testing
  • OT / ICS assessments
  • Medical device security
  • Hardware & firmware attacks
  • 24×7 monitoring & threat hunting
  • GRC & vCISO
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Go globalAI security, accessibility & compliance

A5 Cyber Nexus

Accessibility, audits & cyber defence, engineered for trust.

AI/LLM security testing, WCAG 2.2 accessibility audits and compliance, delivered to clients across India, the US, UK, EU, Singapore and the UAE.

What they do

  • AI / LLM red teaming
  • WCAG 2.2 audits & VPAT/ACR
  • Penetration testing
  • 24×7 SOC / MDR
  • SEBI CSCRF, ISO 27001 & ISO 42001
  • Secure design & development
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LearnCyber security training

Nerds Lab

Where cyber security excellence begins.

Hands-on training in ethical hacking, penetration testing and SOC analysis, in person in Thanjavur or online, with career and placement support.

What they do

  • Ethical Hacking Nerd
  • Penetration Testing Nerd
  • SOC Analysis Nerd
  • Interview prep & placement support
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BuildCoworking & community

Nerds Hive

Collaborate locally, impact globally.

Coworking space at Vetri E-Square, Thanjavur: the shared roof where our teams, learners and local startups work side by side.

What they do

  • Coworking desks & cabins
  • Meeting & training rooms
  • A community of builders

Careers

Build a world-class career without leaving home.

Every role across the NerdsX group is listed in one place. Apply once and our hiring team routes you to the right team.