Hire the Best Application Security Freelancers
in India

Clients rate our Application Security professionals
Rating is 4.6 out of 5.
4.6/5
Based on 537 client reviews
Jeel V.

Surat, India

$18/hr
5.0
15 jobs

🏆 Top Rated Freelancer | ⭐ 100% Job Success | 💼 12+ Completed Projects | 💰 $4K+ Earned on Upwork Hello, I'm Jeel Vekariya. I'm a Cybersecurity Expert with 5+ years of experience helping startups, businesses, and organizations improve their security. I help clients find and fix security issues before they become real problems. My expertise includes Vulnerability Assessment & Penetration Testing (VAPT), Ethical Hacking, Offensive Security, Web Application Security, API Security, Mobile Application Security, Network Security, Cloud Security, Active Directory Security, Source Code Review, Red Teaming, and AI & LLM Security Testing. My Goal ✦ Find security vulnerabilities ✦ Reduce security risks ✦ Protect your business ✦ Improve your overall security ━━━━━━━━━━━━━━━━━━━━ Why Choose Me ➤ 5+ Years of Experience ➤ Top Rated Freelancer ➤ 100% Job Success ➤ Professional Security Testing ➤ Manual & Automated Testing ➤ Easy-to-Understand Reports ➤ Practical Security Recommendations ➤ Retesting Support ➤ Fast Communication ➤ On-Time Delivery ➤ Complete Confidentiality ━━━━━━━━━━━━━━━━━━━━ Services I Offer ➤ Web Application Penetration Testing ➤ API & Microservices Security Testing ➤ Mobile Application Security Testing (Android, iOS & Hybrid) ➤ Network Penetration Testing ➤ Active Directory (AD) Penetration Testing ➤ Thick Client Application Testing ➤ SPA & Serverless Application Testing ➤ AI & LLM Security Testing ➤ Red Team Assessments ➤ AWS, Azure & GCP Security Reviews ➤ Static Application Security Testing (SAST) ➤ Dynamic Application Security Testing (DAST) ➤ Source Code Review ➤ Software Composition Analysis (SCA) ➤ Data Breach Investigation ➤ Dark Web Investigation ➤ Corporate OSINT Investigation ━━━━━━━━━━━━━━━━━━━━ Security Expertise ✔ OWASP Top 10 Testing ✔ SQL Injection (SQLi) ✔ Cross-Site Scripting (XSS) ✔ Cross-Site Request Forgery (CSRF) ✔ Authentication & Session Testing ✔ Business Logic Testing ✔ File Upload Security Testing ✔ Remote Code Execution (RCE) ✔ REST & GraphQL API Security ✔ JWT & OAuth Security ✔ BOLA Testing ✔ Privilege Escalation ✔ Cloud Security Review ✔ Docker & Kubernetes Security ✔ Linux & Windows Server Security ✔ WordPress, Shopify & Magento Security ━━━━━━━━━━━━━━━━━━━━ Tools & Technologies Web & API Security Burp Suite Pro • OWASP ZAP • Postman Network Security Nmap • Nessus • Metasploit • Wireshark Mobile Security MobSF • Frida • JADX • Objection Cloud Security AWS • Microsoft Azure • Google Cloud Platform (GCP) Container Security Docker • Kubernetes Operating Systems Kali Linux • Linux • Windows Server ━━━━━━━━━━━━━━━━━━━━ My Work Process ➤ Step 1: Understand your project and security requirements. ➤ Step 2: Perform manual and automated security testing. ➤ Step 3: Validate vulnerabilities through penetration testing. ➤ Step 4: Review the risks and their impact. ➤ Step 5: Deliver a detailed report with findings, screenshots, CVSS scores, and clear recommendations. ➤ Step 6: Retest after fixes and confirm everything is secure. ━━━━━━━━━━━━━━━━━━━━ What You Will Receive ✔ Detailed VAPT Report ✔ Executive Summary ✔ Technical Findings ✔ CVSS Risk Scores ✔ Proof of Concept (PoC) ✔ Clear Remediation Recommendations ✔ Retesting Support ✔ Professional Communication ✔ Complete Confidentiality ━━━━━━━━━━━━━━━━━━━━ Client Feedback ⭐ "Professional, knowledgeable, and delivered a thorough security audit on time." ⭐ "Detailed security report with clear and helpful recommendations." ⭐ "Excellent communication and high-quality penetration testing work." ⭐ "We look forward to working with Jeel again." ━━━━━━━━━━━━━━━━━━━━ I believe cybersecurity is not just about finding vulnerabilities. It is about helping businesses build secure and reliable applications, systems, and cloud environments. Whether you need Web Application Penetration Testing, API Security Testing, Mobile Application Testing, Network Security Assessment, Cloud Security Review, Active Directory Testing, Source Code Review, Red Teaming, or OSINT Investigation, I'm here to help. Let's work together to make your business more secure.

  • Application Security
  • Penetration Testing
  • Vulnerability Assessment
  • Ethical Hacking
  • Web Application Security
  • Mobile App Testing
  • API Testing
  • Network Penetration Testing
  • Cloud Security
  • Cyber Threat Intelligence
  • Red Team Assessment
  • WordPress Security
  • Information Security
  • Web App Penetration Testing
  • Cybersecurity Management
Adarsh K.

Mumbai, India

$31/hr
4.9
98 jobs

TOP RATED Freelancer | 10+ Years of Experience | Your Trusted Compliance Partner 75+ clients served all with 5 * ratings The best Consultant if you are using Vanta, Drata, Scrut or Secureframe They call me "Mr. Compliance- and for good reason. While you focus on growing your business, I take care of everything compliance-related, ensuring you meet industry standards and win more deals with confidence. Whether it's SOC 2, ISO 27001, HIPAA, PCI DSS, CMMC, or FedRAMP, I make compliance effortless so you can unlock new opportunities without the hassle. Why Clients Trust Me: - Seamless Compliance: I simplify audits, security assessments, and certifications—no stress, no delays. - Growth-Driven Compliance: Compliance isn’t just a checkbox; it’s a competitive advantage. I help shorten sales cycles by getting you audit-ready fast. - End-to-End Support: From policies to risk assessments, vendor due diligence, and security questionnaires—I handle it all. - vCISO Services: Need expert guidance but not ready for a full-time CISO? I offer affordable virtual CISO (vCISO) solutions tailored to your business. - Security Strategy & TPRM: Managing third-party risks? Struggling with cloud or endpoint security? I’ve got you covered. - Maximizing Compliance Tools: Already using Vanta, Drata, Hyperproof, or Scrut but unsure what’s next? Let’s optimize your investment. Proactive, not reactive. I don’t just tick boxes—I future-proof your security and compliance programs. ** Tools & Frameworks: 🔹 Tools Expertise: JIRA, Vanta, Hyperproof, Drata, ServiceNow, AWS, Confluence, Archer, Scrut Automation 🔹 Compliance Frameworks: ISO 27001, SOC 2, FedRAMP, NIST, HIPAA, PCI-DSS, CMMC, TPRM, and more 📢 Ready to Make Compliance Work for You? Click "Invite" to connect, and let's build a stronger, more secure, and audit-ready business together. ⚠️ Note: If you're not fully committed to compliance or tend to be unresponsive, I may not be the right fit. I prioritize working with businesses serious about security and compliance success.

  • Application Security
  • Information Security
  • Risk Assessment
  • NIST Cybersecurity Framework
  • Jira
  • ISO 27001
  • SOC 2
  • CMMC
  • SOC 2 Report
  • Governance, Risk Management & Compliance
  • Application Audit
  • Sarbanes-Oxley Act
  • NIST SP 800-53
  • Mobility Work CMMS
Pankaj R.

Chandigarh, India

$20/hr
4.9
127 jobs

Is your digital infrastructure secure against today's sophisticated threats? I specialize in identifying and mitigating security vulnerabilities before they can be exploited. With a focus on real-world penetration testing and comprehensive malware cleanup, I ensure your systems are robust and resilient. 🛠️ Services I Provide: Web & API Penetration Testing: Combining manual and automated techniques to uncover vulnerabilities. WordPress Security & Malware Removal: Protecting your site from threats and ensuring smooth operation. Network & Server Vulnerability Scanning: Utilizing tools like OpenVAS and Wireshark for thorough assessments. Compliance-Oriented Security Assessments: Ensuring adherence to standards such as PCI-DSS and ISO 27001. Email Setup & Security Hardening: Securing communications with platforms like Gmail, Hostinger, and SendGrid. 📈 Highlights: 4+ Years Experience | CEH Certified 20+ Projects Delivered with 5-Star Ratings Expertise in OWASP Top 10, CVSS, and MITRE ATT&CK Post-audit Guidance and Remediation Support 100% Confidentiality | NDA-Friendly I am committed to delivering high-quality security solutions tailored to your needs. Let's work together to fortify your digital presence.

  • Information Security
  • Security Assessment & Testing
  • Penetration Testing
  • Malware Removal
  • Ethical Hacking
  • Compliance
  • Web App Penetration Testing
  • Cloud Security
  • WordPress Security
  • Cloudflare
  • DNS
  • Google Workspace
  • Firewall
  • Technical Support
  • Linux System Administration
  • Windows Administration
  • Email Deliverability
Sandeep S.

Delhi, India

$15/hr
5.0
165 jobs

Web Penetration Testing(OWASP Top 10 methodology) | Network Penetration testing | OWASP API Security | Mobile Vulnerability Assessment(iOS and Android) | Source Code Reviews(.Net, Java, PHP) | Vulnerability Assessment and Penetration Testing | SIEM team (Cloud(AWS and Azure) Security, File Integrity Monitoring and Event Monitoring, Endpoint Security and Encryption, Data Loss Prevention, Network Access Control, Threat Monitoring (Email Traffic and Malware Analysis), Privileged Access and Identity Management) Have 7+ years of experience in both black box and white box testing penetration testing. Perform VAPT (Vulnerability Assessment and Penetration Testing) services for web applications, networks, mobile; source code reviews; malware analysis; server hardening; and security analysis etc. Conduct penetration testing in a systematic approach. Follow the standard methodology of the industry like OWASP Testing Guide v4(OTGv4); SANS top 25; NIST SP 800-115; PCI DSS to perform penetration testing so that client can concentrate on their professions without worrying about security threats. Web Application Testing: Do web application penetration testing with the latest methodology like OWASP Top-10, SANS Top-25. Perform both manual and automated penetration testing for vulnerabilities like Injection flaws(such as SQL, NoSQL, OS, and LDAP injection etc),Broken Authentication, Sensitive Data Exposure,XML External Entities (XXE), Broken Access Control,Security Misconfiguration, Cross-site scripting(XSS), Insecure Deserialization, Using Components with Known Vulnerabilities,Insufficient Logging & Monitoring. Also, perform source code reviews for many technologies like Java, NET, PHP etc. Approach for Manual Web-Application Penetration Testing: Conduct manual testing with following controls: * Configuration and Deployment Management Testing * Identity Management Testing * Authentication Testing * Authorization Testing * Session Management Testing * Input Validation Testing * Testing for Error Handling * Testing for weak Cryptography * Business Logic Testing * Client Side Testing Tools that use for Automated Web Penetration Testing: Acunetix, Burp-Suite, Netsparker, Nexpose, Nikto, IBM AppScan, HP fortify, W3af etc. Network penetration testing: Provide both external and internal network Penetration Testing so that your Network Infrastructure is secured from the real world attacks. Do both manual and automated network penetration testing. Approach for Manual Network Penetration Testing: Manually check for IDS/IPS, Server, Networks switch, Network Router, VPN, Firewalls, Anti-virus, Password etc. Tools that use for automated network penetration testing: OpenVas, Wireshark, Nessus, Metasploit, Armitage, Scapy etc. Mobile Application Penetration Testing: Perform mobile applications application penetration testing with the latest OWASP methodology(MSTG). Performed both manual and automated penetration testing for vulnerabilities like Weak Server Side Controls, Insecure Data Storage, Insufficient Transport Layer Protection, Unintended Data Leakage, Poor Authorization and Authentication, Broken Cryptography, Client Side Injection, Security Decisions Via Untrusted Inputs, Improper Session Handling, Lack of Binary Protections. Tools: Burp-Suite, HP fortify, Dex2Jar, Apktool, framework-res.apk, iNalyzer. Source Code Reviews: Perform source code reviews for both front and back-end languages. Perform source code reviews standard methodology like OWASP top 10. Do manual and automated source code reviews for various web based security vulnerabilities like SQL injection, Cross site scripting (XSS), CSRF, RFI,LFI, Authentication bypass etc. Tools: CheckMarx, IBM Appscan source for analysis, Microfocus HP Fortify. Security Analysis and Server Hardening: Regularly check and maintain your systems, servers to ensure that they comply with the standards. Do hardening application checks the item automatically on a daily basis and monitors all critical networks and server components. We support various frameworks like CIS benchmarking for Desktops & Web Browsers, Mobile Devices, Network Devices, Servers – Operating Systems, Virtualization Platforms & Cloud etc. Social Engineering: Have experience in social engineering vectors: Vishing, Phishing, Smishing, Impersonation. Used the following social engineering cycle to conduct social engineering: Gather Information: Here Information gathered from company websites, social media and other publications. Plan Attack: Next step is outline how intends to execute the attack Acquire Tools: After planning, next include computer programs that an attacker will use when launching the attack. Attack: Exploit the weaknesses in the target system. Use acquired knowledge: Information gathered during the social engineering tactics is used in attacks such as password guessing. Tools: SET(Kali-Linux); GetGoPhish

  • Network Security
  • Vulnerability Assessment
  • Penetration Testing
  • Information Security
  • Internet Security
  • Security Analysis
  • Software QA
  • Network Penetration Testing
  • Website Security
  • Web Application Security
  • Information Security Audit
  • Web Testing
Kunal N.

Pune, India

$20/hr
5.0
4 jobs

I help SaaS companies, and enterprises identify critical security vulnerabilities before they become costly breaches, compliance issues, or business disruptions. As an Application Security Consultant and Penetration Tester, I specialize in uncovering real-world security weaknesses across web applications, APIs, network infrastructure, cloud environments, and modern technology platforms. My goal is not only to identify vulnerabilities but also to help organizations understand their security risks, prioritize remediation efforts, and strengthen their overall security posture. I have worked on security assessments involving enterprise applications, banking platforms, healthcare systems, cloud infrastructures, and business-critical applications. My experience includes identifying authentication flaws, access control weaknesses, business logic vulnerabilities, network misconfigurations, cloud security gaps, API security issues, and attack paths that automated scanners frequently miss. Core Security Services • Web Application Penetration Testing (OWASP Top 10 & Business Logic Testing) • API Security Testing (REST & GraphQL) • Network & Infrastructure Security Testing • Cloud Security Assessments (AWS) • Red Team Operations & Adversary Simulation • AI / LLM Security Testing • Vulnerability Assessment & Risk Analysis • Security Architecture Review • Email Security Implementation (SPF, DKIM & DMARC) What You Can Expect • Comprehensive Manual Security Testing • Detailed Vulnerability Reports • Proof-of-Concept Validation • Risk-Based Prioritization • Clear Remediation Guidance • Remediation Validation & Retesting • Executive and Technical Reporting Tools & Technologies • Burp Suite Professional • Nmap • Metasploit Framework • Nessus • OWASP ZAP • Wireshark • SQLMap • AWS Security Tools • Kali Linux Long-Term Security Partnership Many organizations engage me beyond a single penetration test. I work with clients on recurring security assessments, monthly security reviews, remediation verification, secure development guidance, and continuous security improvement initiatives. Whether you need a one-time security assessment or a long-term security partner, I focus on delivering actionable security insights that help protect your applications, infrastructure, customers, and reputation. If you are looking for a security professional who can think like an attacker and provide practical, business-focused security recommendations, I would be happy to discuss your project.

  • Application Security
  • Penetration Testing
  • Web Application Security
  • Vulnerability Assessment
  • Ethical Hacking
  • OWASP
  • API Testing
  • Network Penetration Testing
  • Metasploit
  • Cloud Security
  • Cybersecurity Tool
  • Security Testing
  • Network Security
  • Red Team Assessment
  • Information Security
Bhashit P.

Ahmedabad, India

$25/hr
5.0
46 jobs

TOP-Rated Plus Upwork Member. (Top 3%) We are a Cyber Security Consulting firm operated by former government and Fortune 500 hackers. Our team has been inside networks big and small, from electrical grids to water facilities. No network is too complex for us. We have expertise helping and securing SaaS organizations. Our Services: - Penetration Testing: - ISO27001 - SOC2 - GDPR - HIPAA - Phishing Engagements - External Assessments Why Choose Us? Unmatched Expertise: Our team comprises international banks, SaaS applications and Fortune 500 clients who bring unparalleled skills and insights to every project. With hands-on experience in securing some of the most complex networks in the world, we possess a deep understanding of the cyber threat landscape and the tactics used by attackers. Results-Focused: We are dedicated to delivering actionable results. Our assessments and tests are designed to provide you with clear, practical recommendations that can be implemented to enhance your security posture. Our focus is on ensuring that your network is not only secure but also resilient against evolving threats. Our Certifications: Our team holds industry-leading certifications that validate our expertise and commitment to excellence: CEH: Certified Ethical Hacking CRTO (Certified Red Team Operator): Demonstrates our proficiency in performing advanced red team operations to identify and exploit vulnerabilities. CRTL (Certified Red Team Leader): Reflects our ability to lead and manage complex red team engagements with custom and secure infrastructure. Not even EDR will inhibit our performance so that way we can provide even greater impact. OSCP (Offensive Security Certified Professional): Highlights our skill in conducting thorough penetration tests and developing creative solutions to security challenges. At Ownux Global, we cater to enterprise but also to the startups, web application developers, offering a professional yet relaxed approach to cyber security. Our mission is to safeguard your digital assets with the highest level of expertise and dedication, providing you with peace of mind in an increasingly digital world. Ready to secure your network? Let’s get started. Contact us today to discuss how we can help protect your business from cyber threats.

  • Network Penetration Testing
  • OWASP
  • Cloud Security
  • Web Application Security
  • Vulnerability Assessment
  • Penetration Testing
  • SOC 2
  • ISO 27001
  • HIPAA
  • Compliance Consultation
  • Governance, Risk Management & Compliance

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