Hashir Khan
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Hashir Khan Email & Phone Number

Sr. Information Security Consultant @Rewterz | Security Researcher | Red Teamer | Cloud Security | Malware Development at Rewterz
Location: Karāchi, Sindh, Pakistan 11 work roles 1 school
1 work email found @rewterz.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

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Current company
Role
Sr. Information Security Consultant @Rewterz | Security Researcher | Red Teamer | Cloud Security | Malware Development
Location
Karāchi, Sindh, Pakistan
Company size

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Hashir Khan is listed as Sr. Information Security Consultant @Rewterz | Security Researcher | Red Teamer | Cloud Security | Malware Development at Rewterz, a company with 76 employees, based in Karāchi, Sindh, Pakistan. AeroLeads shows a work email signal at rewterz.com and a matched LinkedIn profile for Hashir Khan.

Hashir Khan previously worked as Senior Information Security Consultant at Rewterz and Information Security Consultant at Rewterz. Hashir Khan holds Cs50X, Computer Science, 100% from Harvard University.

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{first}.{last}@rewterz.com
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Profile bio

About Hashir Khan

As a passionate Penetration Tester and Red Teamer with four years of industry experience, I’ve had the privilege of working with both national and international clients, including leading tech giants and prominent financial institutions.My core expertise lies in conducting comprehensive penetration testing assessments. I excel at identifying vulnerabilities and implementing robust security measures to protect sensitive information. Leveraging cutting-edge tools and techniques, I assess network infrastructures, web applications, and mobile platforms, providing organizations with the insights needed to strengthen their defenses against potential threats.In addition to penetration testing, I bring extensive experience in red teaming. This involves simulating real-world attacks to assess an organization's overall security posture, testing not just technical defenses but also response procedures. This holistic approach helps uncover vulnerabilities that might otherwise remain hidden, ensuring a comprehensive security strategy.As a Red Teamer, I stay on the cutting edge of cybersecurity trends, emerging threats, and industry best practices. My ability to think like an attacker enables me to uncover and address vulnerabilities effectively. I thrive in dynamic environments that require critical thinking, problem-solving, and adaptability.Beyond my technical skills, I am a strong communicator and collaborator. I can translate complex technical concepts into clear, actionable insights for stakeholders at all levels. My track record includes partnering with cross-functional teams to enhance security measures and mitigate risks.If you’re looking for a dedicated and results-oriented Penetration Tester and Red Teamer, I invite you to connect with me. Together, we can fortify your organization’s defenses, minimize vulnerabilities, and achieve excellence in cybersecurity.Regards,Hashir Sami Khan

Current workplace

Hashir Khan's current company

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Rewterz
Rewterz
Sr. Information Security Consultant @Rewterz | Security Researcher | Red Teamer | Cloud Security | Malware Development
karachi, sindh, pakistan
Website
Employees
76
AeroLeads page
11 roles

Hashir Khan work experience

A career timeline built from the work history available for this profile.

Senior Information Security Consultant

Current
  • Innovate Security: Develop and implement cutting-edge security strategies.
  • Uncover Risks: Conduct deep threat and vulnerability assessments.
  • Drive Compliance: Ensure adherence to regulations and standards.
  • Architect Security: Design and enhance robust security systems.
  • Lead Offensive Security: Perform penetration testing and vulnerability discovery.
  • Inspire Teams: Mentor and develop junior security professionals.
Jul 2023 - Present

Information Security Consultant

Karāchi, Sindh, Pakistan

🚩 Web Application Penetration Testing🚩 Hardware Penetration Testing🚩 Cloud Penetration Testing🚩 Internal Penetration Testing🚩 Vulnerability Assessment🚩 Mobile Penetration Testing🚩 Risk Assessment🚩 Red Teaming Operation 🚩 Compromise Assessment 🚩 External Infrastructure Assessment🚩 Source Code Analysis🚩 Application Attack Surface Mapping

Dec 2022 - Sep 2024

Security Researcher

Current

Worldwide private community of elite ethical hackers. Then came the bug bounty and a wonderful idea reward ethical hackers for their knowledge.

May 2023 - Present

Security Researcher

Current

Remote

HackerOne is vulnerability coordination and bug bounty platform that connects businesses with penetration testers and cybersecurity researchers. Hackerone is my favorite platform usually I hunt on the HackerOne program and submitted many valid security bugs.

Dec 2017 - Present

Security Researcher

Current

Europe's #1 ethical hacking and bug bounty platform.Intigriti helps companies protect themselves from cybercrime. Our community of ethical hackers provides continuous, realistic security testing to protect our customer’s assets and brand. I hacked Redbull and other programs many times on Intigriti

Jan 2020 - Present

Security Researcher

Current

Remote

Bugcrowd is a crowdsourced security platform. It was founded in 2011 and in 2019 it was one of the largest bug bounty and vulnerability disclosure companies on the internet. In March 2018 it secured $26 million in a Series C funding round led by Triangle Peak Partners.

Feb 2018 - Present

Security Researcher And Smart Contract Auditor

Current

Remote

Web3's leading bug bounty platform, protecting $100 billion in user funds.

Nov 2020 - Present

Training Instructor

Karāchi, Sindh, Pakistan

As a seasoned VAPT (Vulnerability Assessment and Penetration Testing) trainer at AshreiTech Academy, I honed my expertise in cybersecurity. With a passion for educating the next generation of security professionals, I imparted knowledge on the intricacies of identifying and mitigating vulnerabilities in various systems. Through dynamic and hands-on.

Nov 2023 - Feb 2024

Penetration Tester

Karāchi, Sindh, Pakistan

Security Fosters is the leading cyber security company working across the globe and is recognized by various tech giants. Since Pakistan is reviewed most of the time very negatively for its cyber security awareness, which makes Security Foster compelled to provide its standard & diversified services which are always recognized and appreciated by many tech.

Jan 2020 - Feb 2022

Penetration Tester

Remote

Tech Giant Company:🚩 Vulnerability Assessment of various web applications used in thean organization using Paros Proxy, Burp Suite, Web Scarab, YASCA,HP Web inspect.🚩 Coordinate with the dev team to ensure closure of reportedvulnerabilities by explaining the ease of exploitation and the impact ofthe issue.🚩 Security testing of APIs using SOAP UI.🚩.

Dec 2019 - Sep 2020

Penetration Tester

Remote

Multinational Company:🚩 Conducted Vulnerability Assessment of Web Applications.🚩 Conducted application penetration testing of 50+ businessapplications.🚩 Acquainted with various approaches to Grey & Black box securitytesting.🚩 Skilled using Burp Suite, Acunetix Automatic Scanner, NMAP,Dirbuster, Qualysguard, Qualys VM and WAS, Nessus, SQLMap forweb.

Jun 2016 - Nov 2019
Team & coworkers

Colleagues at Rewterz

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1 education record

Hashir Khan education

FAQ

Frequently asked questions about Hashir Khan

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What company does Hashir Khan work for?

Hashir Khan works for Rewterz.

What is Hashir Khan's role at Rewterz?

Hashir Khan is listed as Sr. Information Security Consultant @Rewterz | Security Researcher | Red Teamer | Cloud Security | Malware Development at Rewterz.

What is Hashir Khan's email address?

AeroLeads has found 1 work email signal at @rewterz.com for Hashir Khan at Rewterz.

Where is Hashir Khan based?

Hashir Khan is based in Karāchi, Sindh, Pakistan while working with Rewterz.

What companies has Hashir Khan worked for?

Hashir Khan has worked for Rewterz, Yogosha, Hackerone, Intigriti, and Bugcrowd.

Who are Hashir Khan's colleagues at Rewterz?

Hashir Khan's colleagues at Rewterz include Areeb Khan, Azhar Abbas, Zoha Sajid, Murtaza Laghari, and Ahmed Muhammad.

How can I contact Hashir Khan?

You can use AeroLeads to view verified contact signals for Hashir Khan at Rewterz, including work email, phone, and LinkedIn data when available.

What schools did Hashir Khan attend?

Hashir Khan holds Cs50X, Computer Science, 100% from Harvard University.

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