Tilaksingh Rana

Cybersecurity student · Aspiring Penetration Tester

Mumbai, Maharashtra, India

@cryst

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🎓 Bachelor of Engineering in Computer Science & Engineering (Cyber Security) at Thakur College of Engineering and Technology · Graduating 2027

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About

Computer Science and Cyber Security student with hands-on experience in ethical hacking, vulnerability assessment, reconnaissance, and API/mobile/network security. Builds security tooling in Python, Bash, and C/C++ and has earned multiple cybersecurity certifications and CTF recognitions.

Experience

Cybersecurity Analyst Job Simulation

Tata Consultancy Services

Jun 2026 – 2026

Applied Identity & Access Management concepts to enterprise security scenarios. Designed IAM implementation recommendations aligned with business requirements. Prepared project documentation and cybersecurity presentations. Worked with RBAC, MFA, SSO, and least-privilege principles.
Ethical Hacking & Cybersecurity Intern

Netrinix Academy

Sep 2025 – Nov 2025

Completed a project-based internship focused on offensive security and red-team operations, performing vulnerability assessments and penetration testing across web applications and network targets. Conducted full attack lifecycle activities including reconnaissance, exploitation, and post-exploitation, applying OWASP Top 10 methodology to identify and document critical vulnerabilities.

Education

Bachelor of Engineering in Computer Science & Engineering (Cyber Security)

Thakur College of Engineering and Technology

Computer Science & Engineering (Cyber Security) · Aug 2023 – May 2027

Skills

3 to 6 months

Reconnaissance Penetration Testing Vulnerability Assessment

<3 months

C Bash OSINT Python OWASP Top 10 API Security Cybersecurity API Integration Understanding

Tools / apps / platforms

6 to 12 months

Forage

<3 months

FFUF Nmap HTTPx Linux Nikto Ollama SQLMap Postman Subfinder Wireshark Burp Suite Metasploit

Projects

CRYST Recon – Automated Reconnaissance Tool

Bash, Python, Linux, Subfinder, HTTPX, Katana, Gau, Waybackurls, LinkFinder, FFUF

Built an automation tool that streamlines bug bounty reconnaissance by integrating subdomain enumeration, endpoint discovery, URL harvesting, JavaScript analysis, and content fuzzing into a unified workflow.
AI-Based Web Vulnerability Scanner

Python, Ollama, REST APIs, JWT Security

Built a Python-based automated scanner to detect SQL Injection, XSS, and SSRF vulnerabilities using AI-driven payload generation and anomaly-based detection. Integrated the Ollama LLM to enable intelligent attack simulation, adaptive payload mutation, and automated vulnerability classification. Performed automated API security testing and JWT vulnerability analysis, including weak secret detection, algorithm confusion, and token tampering checks.

Courses & certifications

CyberPeace First Responders & Myth Busters Certification · CyberPeace Initiative (Google.org) · 2025
Learn Ethical Hacking From Scratch · Udemy · 2025
Jr. Penetration Tester Learning Path · TryHackMe · 2025
Cisco Certified Network Technician Career Path · Cisco Networking Academy · 2024

🏆 Achievements & awards

Hall of Fame — PodBanter

Recognized for responsibly disclosing a security vulnerability.
2nd Place — BSides Mumbai CTF · 2026
16th Rank Globally - Black Hat USA CTF · 2025

Powered by Bugcrowd.
Ranked #33 Nationwide - Pentathon CTF (Online Round) · 2025

Conducted by NCIIPC (National Critical Information Infrastructure Protection Centre).
1st Runner-Up - OWASP Zephyr CTF · 2025

Thakur College of Engineering & Technology.
5th Rank Globally - Redfox CTF · 2026

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