Steffin S.

Steffin S.

KozhikodeIndia
Job Success

Penetration Tester | Information Security Expert |Ethical Hacker| OSCP

I am an experienced penetration tester with 3+ years of expertise in Web Application Security, Infrastructure Security, OSINT, API testing, and Python scripting. I have a strong track record of helping businesses improve their overall security through security assessments and bug bounties. ✅I have obtained various certifications such as OSCP and OSWP, and I have received numerous Hall of Fame and bug bounties from various sites for discovering bugs in their web applications. ✅I'm currently employed as a Penetration Tester and Bug Bounty Hunter, performing web application and network security assessments. ✅Have been acknowledged by Microsoft, the United States Department of Defense, Sony, Nokia, Asus, Lenovo, and others. ( Proof links given in the bottom section of the page ). ✅I have performed penetration tests, and vulnerability assessments, and delivered professional reports to companies all over the world in accordance with: ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► OWASP API Security Top 10 Vulnerability ► OWASP Mobile Security Top 10 Vulnerability ► Application Security Verification Standard 4.0 (ASVS 4.0) ► CWE Top 25 Most Dangerous Software Errors ► ISO 27001 Penetration Testing ► Payment Card Industry Data Security Standard (PCI DSS) ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS) ► Open Source Security Testing Methodology Manual (OSSTMM) ✅ Cybersecurity Certifications Achieved: ► Offensive Security Certified Professional (OSCP) ► Offensive Security Wireless Professional (OSWP) ► Offshore Pro Labs ✅ The deliverable will be a professional Penetration Testing/Vulnerability Assessment report which includes: ► Executive Summary ► Assessment Methodology ► Type of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings. Each findings listed within the report will contain a CVSS score, Issue Description, Proof of Concept, Remediation, and Reference sections. ► Tool List (Acunetix, Nessus, BurpSuite Professional, Nmap, Netsparker, Metasploit Framework, OpenVAS, Mimikatz, SQLmap, Nikto, Zaproxy, Gobuster, etc.) Participant in the "HackerOne Bug Bounty Platform" and the "Synack Red Team Platform" Web Penetration Testing | Network Penetration Testing | API Security | Vulnerability Assessment | Crypto Security | Crypto Mining My Expertise: Web Application Security Testing Penetration Testing Vulnerability Assessment.
Rating is 4 out of 5.
4.00 Dec 27, 2021 - Mar 22, 2022
Private earnings
Rating is 5 out of 5.
5.00 Feb 12, 2022 - Feb 17, 2022

"Steffin delivered good work on this security audit project and I enjoyed working with him. His communication was top-notch, he met all deadlines, and his skills were reasonably strong. I will hire him again!"

Private earnings
Jan 12, 2022 - Feb 16, 2022

No feedback given

Private earnings
Rating is 5 out of 5.
5.00 Sep 5, 2021 - Nov 3, 2021

"Steffin was extremely professional and did a very good job."

Private earnings
Rating is 5 out of 5.
5.00 Sep 23, 2021

"Thank you for your quick response and super quick completion!"

Private earnings
Rating is 5 out of 5.
5.00 Oct 5, 2020 - Oct 12, 2020
Private earnings
Oct 5, 2020

No feedback given

Private earnings

Steffin S. has more jobs. Create an account to review them

Portfolio

Sample Web Application Assessment Report
Sample Web Application Assessment Report
Bug Bounty Hunting (HackerOne)
Bug Bounty Hunting (HackerOne)
Want to see more? Create Account

Skills

Get started working with Steffin quickly with these predefined projects.

Get started working with Steffin quickly with these predefined projects.

You will get Vulnerability Assessment & Report covering OWASP 2021 for your Organization

From $200
3 days delivery
Steffin S.

Steffin S.

KozhikodeIndia
Job Success
20
Total Jobs
75
Total Hours

View profile

Penetration Tester | Information Security Expert |Ethical Hacker| OSCP

Specializes in
I am an experienced penetration tester with 3+ years of expertise in Web Application Security, Infrastructure Security, OSINT, API testing, and Python scripting. I have a strong track record of helping businesses improve their overall security through security assessments and bug bounties. ✅I have obtained various certifications such as OSCP and OSWP, and I have received numerous Hall of Fame and bug bounties from various sites for discovering bugs in their web applications. ✅I'm currently employed as a Penetration Tester and Bug Bounty Hunter, performing web application and network security assessments. ✅Have been acknowledged by Microsoft, the United States Department of Defense, Sony, Nokia, Asus, Lenovo, and others. ( Proof links given in the bottom section of the page ). ✅I have performed penetration tests, and vulnerability assessments, and delivered professional reports to companies all over the world in accordance with: ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► OWASP API Security Top 10 Vulnerability ► OWASP Mobile Security Top 10 Vulnerability ► Application Security Verification Standard 4.0 (ASVS 4.0) ► CWE Top 25 Most Dangerous Software Errors ► ISO 27001 Penetration Testing ► Payment Card Industry Data Security Standard (PCI DSS) ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS) ► Open Source Security Testing Methodology Manual (OSSTMM) ✅ Cybersecurity Certifications Achieved: ► Offensive Security Certified Professional (OSCP) ► Offensive Security Wireless Professional (OSWP) ► Offshore Pro Labs ✅ The deliverable will be a professional Penetration Testing/Vulnerability Assessment report which includes: ► Executive Summary ► Assessment Methodology ► Type of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings. Each findings listed within the report will contain a CVSS score, Issue Description, Proof of Concept, Remediation, and Reference sections. ► Tool List (Acunetix, Nessus, BurpSuite Professional, Nmap, Netsparker, Metasploit Framework, OpenVAS, Mimikatz, SQLmap, Nikto, Zaproxy, Gobuster, etc.) Participant in the "HackerOne Bug Bounty Platform" and the "Synack Red Team Platform" Web Penetration Testing | Network Penetration Testing | API Security | Vulnerability Assessment | Crypto Security | Crypto Mining My Expertise: Web Application Security Testing Penetration Testing Vulnerability Assessment.
Rating is 4 out of 5.
4.00 Dec 27, 2021 - Mar 22, 2022
Private earnings
Rating is 5 out of 5.
5.00 Feb 12, 2022 - Feb 17, 2022

"Steffin delivered good work on this security audit project and I enjoyed working with him. His communication was top-notch, he met all deadlines, and his skills were reasonably strong. I will hire him again!"

Private earnings
Jan 12, 2022 - Feb 16, 2022

No feedback given

Private earnings
Rating is 5 out of 5.
5.00 Sep 5, 2021 - Nov 3, 2021

"Steffin was extremely professional and did a very good job."

Private earnings
Rating is 5 out of 5.
5.00 Sep 23, 2021

"Thank you for your quick response and super quick completion!"

Private earnings
Rating is 5 out of 5.
5.00 Oct 5, 2020 - Oct 12, 2020
Private earnings
Oct 5, 2020

No feedback given

Private earnings

Steffin S. has more jobs. Create an account to review them

Portfolio

Sample Web Application Assessment Report
Sample Web Application Assessment Report
Bug Bounty Hunting (HackerOne)
Bug Bounty Hunting (HackerOne)
Want to see more? Create Account

Skills

Get started working with Steffin quickly with these predefined projects.

Get started working with Steffin quickly with these predefined projects.

You will get Vulnerability Assessment & Report covering OWASP 2021 for your Organization

From $200
3 days delivery
More than 30 hrs/week

< 24 hrs response time