ATIQUR RAHMAN
Cybersecurity Enthusiast
PROFESSIONAL SUMMARY CONTACT
Analytical Penetration Tester with over three years of hands-on Phone: +8801782220348
experience in various domains such as security testing and penetration Email: atiqurinfosec@gmail.com
testing. Strong knowledge of network architectures, operating systems WWW: nulloneinfo.github.io
and cybersecurity tools. Confident and communicative professional WWW: github.com/nulloneinfo
proficient in scripting paired with familiarity of Unix and Windows. WWW: medium.com/@atiqur.rahm
Collaborative team player committed to working with businesses and an.nullone
organizations to identify and resolve security vulnerabilities and WWW: linkedin.com/in/nullone
weaknesses affecting digital assets and computer networks. WWW: tryhackme.com/r/p/nullone
WORK HISTORY
Information Security Engineer, 09/2023 to Current
Perky Rabbit Corporation Limited
• As an Information Security Engineer, adeptly tackled security
challenges within the Bangladesh Fire Service & East West University
projects, resolving critical vulnerabilities with severity scores ranging
from 8 to 10, to safeguard against potential cyber threats.
Freelance Security Researcher, 12/2021 to Current
Fiverr, Upwork, Hackerone, Bugcrowd
• Proactively mitigated 100+ security vulnerabilities on, Fiverr, Upwork,
HackerOne, and Bugcrowd bolstering cyber defenses during over 3
years as Freelance Cybersecurity Researcher.
• Top rated 5 from previous clients feedback.
Penetration Tester, 06/2023 to 08/2024
Safer Internet Project
• Volunteered as Penetration Tester for Safer Internet Project, executing
comprehensive tests that led to the identification and resolution of
20+ vulnerabilities, fortifying online safety measures.
Cybersecurity Consultant, 02/2023 to 03/2023
Starling Tutoring
• As a Cybersecurity Consultant at Starling Tutoring, provided tailored
security solutions leading to a 30% decrease in incidents, bolstering
system resilience.
EDUCATION
Bachelor of Science, Computer Science & Engineering (CSE), 05/2021 to
Current
North South University
Higher Secondary Certificate, 06/2017 to 09/2019
Govt. Science College
Secondary School Certificate, 01/2017
Milestone College
CERTIFICATIONS
Certified Ethical Hacker (CEH) Practical, EC-Council, ECC4970325618
Certified Appsec Practitioner, The SecOps Group, 8421867
Project Management Essentials Certified, Management and Strategy
Institute
Certified Network Security Practicionar, The SecOps Group
Google Cybersecurity Professional Certificate, Google
TRAINING
• CISSP - Certified Information Systems Security Professional, Charles
Sturt University, Australia
• Certified Ethical Hacker V12 (CEH V12), EC-Council, USA
• Certified Cyber Security Analyst, CyberWarFare Labs, USA
• Cloud Computing Security, U.S. Department of Homeland Security, USA
• Penetration Testing and Ethical Hacking, Cybrary, USA
• Network Security Engineer - NSE1, Fortinet, USA
• Incident Management Response, U.S. Department of Homeland
Security, USA
• Fundamentals of Cyber Risk Management, U.S. Department of
Homeland Security, USA
• (ISC) Candidate for Certified in Cybersecurity, (ISC)², USA
• Industrial Control Systems, U.S. Department of Homeland Security, USA
• SQL Injection Attacks, EC-Council, USA
• Certified Ethical Hacking Training, eShikhon.com, Bangladesh
• CompTIA Pentest+, TryHackMe, USA
• Web Security Academy, Portswigger.com, USA
• Jr Penetration Tester, TryHackMe, USA
ACCOMPLISHMENTS
• Placed in top 1% on the Hacker Rank of TryHackMe & solved more than
155+ machines.
• Top Rated Freelanced Hacker in Fiverr & Upwork
• Authored multiple articles on infosec to contribute in the community.
• Champion of Bangladesh, claimed the title of No.1 in the intense
battles of King of the Hill TryHackMe.
• Engaged participant in Advent of Cyber 2022, enhancing cybersecurity
skills through hands-on challenges and practical exercises.
LANGUAGES
Bengali Native language
English C2
Proficient
