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Ahsan S.

Ahsan S.

Cyber Security Consultant | Penetration Tester | Bug Bounty Hunter

More than 5 years of experience as a Security Researcher and Penetration Tester with extensive knowledge of Bug Hunting. Good Understanding of Web Applications and Networks. Apart from professional experience, have a deep passion and diligence for hacking, finding new bugs and vulnerabilities. Strong information technology professional work with many tech giants & help them to fix their critical security issues. I'm also Working part time as a red team member on Synack. Skills: Web Application Penetration Testing - Ability to test OWASP TOP 10 and recommend mitigation. Ability to recognize web security flaws & develop tools to exploit. Network Penetration Testing - Ability to identifying security vulnerabilities in applications and systems by intentionally using various malicious techniques to evaluate the network's security. Mobile App Penetration Testing - Pentesting Mobile Application and testing the application dynamic functionality Operating System - Ubuntu (Linux), Kali 2.0 (Linux), Windows. Computer optimization, installation, maintenance & troubleshoot Languages - Python, C#, HTML5, Bootstrap, JQuery, JavaScript, CSS Achievement & Acknowledgement: Acknowledged and rewarded by many public/private tech giants including - Apple - U.S. Department of state - Ministry of defence (UK) - NASA - OpenSea - Unity3D - Stripe - Redbull Certifications: - Certified Ethical Hacker - CEH v11 (Practical) - Certified Appsec Practitioner (CAP) - ISO/IEC 27001

🇵🇰Karachi, Pakistan$40/hr90% JSSSince Jan 2026

Earnings and projects

MRR
$1.7k

Last 6 months ÷ 6

World#27,804 / 412k
🇵🇰Country#3,207 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $10k

Total earnings
$13k
World#178,066 / 412k
🇵🇰Country#18,608 / 52.9k
Per project
$13k

$10k in the last 6 months

World#11,923 / 412k
🇵🇰Country#541 / 52.9k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇵🇰Country#22,564 / 52.9k
Projects in all
1
100% fixed0% hourly
World#360,671 / 412k
🇵🇰Country#50,390 / 52.9k

Earnings, last 30 days

$12.5kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$12.2k$12.4k$12.6k$12.8kOct 8Oct 23Nov 7

Skill rankings: Top 8% in Vulnerability Assessment

Ranked by MRR among everyone on Upwork with the skill.

  1. #43Vulnerability Assessment519 freelancers · 🇵🇰 #8Top 8%
  2. #67Cybersecurity Management728 freelancers · 🇵🇰 #10Top 9%
  3. #84Computer Network930 freelancers · 🇵🇰 #3Top 9%
  4. #113Information Security1,158 freelancers · 🇵🇰 #13Top 10%
  5. #129Compliance1,250 freelancers · 🇵🇰 #11Top 10%
  6. #415DevOps4,403 freelancers · 🇵🇰 #65Top 9%