Shekhar Kumar - Cybersecurity Expert Trainer & Secure Architect | TuxAcademy
Cybersecurity Expert | Secure Architect | Trainer

Shekhar Kumar

Cybersecurity Expert Trainer & Secure Architect - TuxAcademy
Cybersecurity Secure Architecture
Expertise

Technology Expertise

Cybersecurity Secure Architecture Ethical Hacking Cloud Security Network Security Linux Vulnerability Assessment Penetration Testing Security Auditing Security Training
Shekhar Kumar - Cybersecurity Expert Trainer
Shekhar Kumar
Cybersecurity Expert Trainer & Secure Architect
LinkedIn
Professional Experience
Digisoft
Pvt. Ltd
Aug 2006 -
Jan 2008
→
Dion
Global
Solutions
Jan 2008 -
Dec 2019
→
RxLogix
Dec 2019 -
May 2020
→
Tech
Mahindra
May 2020 -
Jun 2024
→
LinuxMantra
IT Services
Jun 2024 -
Present
Mentor & Trainer at TuxAcademy
20+
Years in Cyber & Financial Security
15+
Years in AppSec & Secure Architecture
1000+
Trainees Mentored, Live & Corporate
6
Security-Focused Roles Across Industry
Current Focus

Lead Cybersecurity Trainer at TuxAcademy - empowering professionals in ethical hacking, DevSecOps, and secure SDLC.

About

20+ years defending banking, fintech, and enterprise systems

Shekhar Kumar is a cybersecurity architect and trainer with over 20 years of comprehensive experience in banking, non-banking financial solutions, and enterprise security. He brings a proven track record in threat modeling, application security, and DevSecOps transformation.

At TuxAcademy.org, Shekhar combines real-world attack vectors with defensive strategies - bridging the gap between legacy systems and modern secure engineering. His hands-on labs, CTF challenges, and risk-based training have elevated security maturity across fintech and product organisations.

Core Cybersecurity Competencies

The security stack he builds, defends, and teaches

Application Security (AppSec) Secure Code Review Threat Modeling (STRIDE/DREAD) DevSecOps & CI/CD Security VAPT & Ethical Hacking Cloud Security (AWS/Azure) ISO 27001 / PCI-DSS OWASP Top 10 / API Security Secure SDLC Java/Spring Boot Security Angular Security Hardening

Training Focus @ TuxAcademy

  • Certified Ethical Hacking (CEH)
  • Secure Coding Bootcamp
  • DevSecOps Pipeline
  • Incident Response & Forensics
  • Red Teaming Fundamentals
  • Security Automation

Education & Credentials

  • Bachelor's Degree, Botany/Plant Biology Bhupendra Narayan Mandal University, Madhepura (1995-1998)
  • A Level - Information Technology DOEACC (NIELIT) - Advanced Diploma in IT
  • Advanced Cybersecurity Certifications ISO 27001 Lead Implementer practitioner, Secure Software Lifecycle Pro (CSSLP track), Practical hands-on CEH
Real-World Security Practice

Cybersecurity built for modern enterprises

17+ years in banking & non-banking financial solutions

With 17+ years in banking & non-banking financial solutions and a total of 20+ years in software engineering, Shekhar brings unparalleled knowledge of attack surfaces in regulated industries. At TuxAcademy, his training goes beyond theory - live demos, breach simulations, and hands-on secure coding labs prepare students for real security challenges.

Hands-On Expertise

Technical Tooling & Platforms

Java / Spring Boot (Security) Angular / Node.js Burp Suite / OWASP ZAP Metasploit / Nmap SonarQube / Checkmarx Docker / Kubernetes Security Jenkins / GitHub Actions (DevSecOps) SIEM & SOAR Basics
Security-Focused Experience

Two decades securing regulated, high-stakes systems

JUNE 2024 - PRESENT
Product Architect (Security & Compliance)
LinuxMantra IT Services
Architects security-first fintech products; implements threat modeling, vulnerability assessments, and secure CI/CD. Drives ISO 27001 readiness and OWASP compliance.
MAY 2020 - JUNE 2024
Product Architect & Associate Technical Architect (Security Vertical)
Tech Mahindra
Led security hardening initiatives for core banking platforms. Integrated SAST/DAST tools, conducted secure design reviews, and mentored 30+ engineers on AppSec best practices.
DEC 2019 - MAY 2020
Technical Lead (Application Security)
RxLogix
Implemented real-time security monitoring, incident response playbooks, and risk assessment frameworks for healthcare SaaS products.
JAN 2008 - DEC 2019
Technical Architect & Project Lead (Security & Financial Solutions)
Dion Global Solutions Ltd
Architected secure trading platforms; enforced security governance, data encryption, and regulatory compliance (RBI/SEBI). Drove security awareness programs across teams.
AUG 2006 - JAN 2008
Software Engineer (Security Foundations)
Digisoft Pvt. Ltd
Early career focused on secure software development fundamentals, input validation, and access control mechanisms.
Start Learning

Learn cybersecurity from someone who's secured banks in production

Whether you're a beginner or a working professional, TuxAcademy's mentorship blends real-world security engineering with human-first teaching.

Visit TuxAcademy
info@tuxacademy.org +91-7982029314 SA209, 2nd Floor, Town Central, Ek Murti, Greater Noida West - 201009
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