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Sudhakar D.

Sudhakar D.

Senior Penetration Tester | OSCE, OSCP, GXPN

"Very professional went beyond expectations in covering the full scope. On-time completion of work. Coordinated well and final work output was well documented." - Treehouse Innovation With over 10 years of experience in the dynamic field of information security, I have honed my expertise through a variety of challenging projects across diverse technology landscapes. My passion lies in innovating through automation, streamlining complex processes to reduce manual workload, and ensuring robust security protocols. My specialization in penetration testing spans across multiple domains, ensuring comprehensive security assessments and solutions: - Network Security: Proficient in vulnerability assessments and penetration testing for robust network security. - Web & API Security: Skilled in identifying and mitigating vulnerabilities in web applications and APIs. - Cloud Environment Security: Experienced in securing various cloud platforms, safeguarding critical data and infrastructure. - Application Security: Adept at thick client and mobile application (APK/iPA) security assessments. - Code Review: Proficient in conducting thorough source code reviews to identify and rectify security loopholes. Certifications: My commitment to excellence in information security is reflected in my extensive list of certifications: - Offensive Security Certified Expert (OSCE) - Offensive Security Certified Professional (OSCP) - Certified Red Teaming Expert (CRTE) - GIAC Exploit Researcher and Advanced Penetration Tester (GXPN) - PentesterAcademy Certified Enterprise Security Specialist (PACES) - Microsoft Certified: Azure Security Engineer - Certified Ethical Hacking and Security Professional (CEH-SP) - Microsoft Technology Associate: Security Fundamentals - Microsoft Certified Professional - Certified Payment Card Industry Security Implementer (CPISI) Client Engagement & Confidentiality: I adhere to the highest standards of professionalism and confidentiality. An NDA (Non-Disclosure Agreement) is always an option to ensure the security and privacy of your project.

🇦🇺Sydney, Australia$60/hr100% JSS4.96 (7)Since Aug 2018

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#183,512 / 412k
🇦🇺Country#1,212 / 2,970
Revenue, last 30 days
—

Read daily since Oct 31, under 30 days

Total earnings
$12k

Billed in all: $12k

World#183,512 / 412k
🇦🇺Country#1,212 / 2,970
Per project
$836
Projects, last 6 months
0
World#209,850 / 412k
🇦🇺Country#1,320 / 2,970
Projects in all
14
86% fixed14% hourly
World#168,283 / 412k
🇦🇺Country#1,260 / 2,970

Earnings, last 30 days

$11.8kNothing earned since Oct 31Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$11.6k$11.8k$12.0k$12.2kOct 31Nov 4Nov 7

Tracked from Oct 31, 2026.

Skills