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My online store has recently been flagged for hidden back-door files, and I need a seasoned security professional to give the entire site a clean bill of health. Please perform a full vulnerability assessment, locate and remove every malicious script or file you discover, then harden the platform so the same exploit cannot reappear. The most business-critical areas are the payment gateway, customer database, and admin panel. I expect each of those surfaces to be stress-tested, patched, and monitored against common threat vectors (SQL injection, XSS, CSRF, file-upload exploits, brute-force logins, etc.). You are free to use industry-standard tools—from OWASP testing utilities to server-side malware scanners—so long as nothing disrupts live transactions. I can supply temporary admin credentials and schedule maintenance windows to minimise customer impact. Deliverables • Detailed security report outlining every vulnerability found and the method used to verify it • Clean removal (not quarantine) of all back-door or malicious files with a changelog of affected paths • Implementation and configuration of preventive controls (firewall rules, permission hardening, real-time monitoring, alerting) focused on the payment gateway, customer database and admin panel • Post-remediation penetration test demonstrating the site is free of the reported issues • Recommendations for ongoing security best practices and update policies Once the final penetration test shows zero critical findings and the site runs smoothly for 24 hours, I will consider the project complete.
Project ID: 40528952
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123 freelancers are bidding on average $149 CAD for this job

I can perform a complete security review of your store, identify and remove all malicious files, and strengthen the site against future attacks without disrupting normal operations. I have experience securing eCommerce platforms, hardening admin access, protecting databases and payment systems, and validating fixes through thorough testing. You'll receive clear documentation, remediation details, and practical recommendations for ongoing protection. Best regards, Rajat.
$200 CAD in 7 days
9.4
9.4

As the leader of a well-established web service provider company, our team has honed our skills to specialize in web security, particularly in e-commerce platforms. Over the years, we've faced numerous security breaches on various scales and successfully eradicated them for our clients. For your project, I assure you that we will bring those invaluable experiences forward as well as equip ourselves with the latest industry tools such as the OWASP testing utilities and server-side malware scanners. We will complete a thorough vulnerability assessment on your site and cleverly detect any hidden back-door or malicious files that others may overlook. Additionally, we understand that customer impact is a significant concern for you. Rest assured, we'll work cautiously around live transactions, minimizing any disruption during maintenance windows while fortifying your payment gateway, customer database, and admin panel. After identifying and removing all vulnerabilities, we will go the extra mile to provide you with recommendations for ongoing security best practices and update policies to ensure this incident doesn't reoccur. In summary, with our dedication towards client satisfaction, extensive e-commerce experience, and unyielding focus on advanced security measures, choosing us would be a prudent decision for your online store's health and security in the long run. Let's turn this challenging phase into an opportunity for your business to reach new heights.
$150 CAD in 7 days
8.6
8.6

Hi there, I can perform a complete security audit, remove all malicious backdoor files, harden your server and application, secure the payment gateway, customer database, and admin panel, then provide a detailed remediation report with post-cleanup penetration testing and ongoing security recommendations. Has your hosting provider identified any specific infected files or malware signatures, or would you like me to perform a full forensic scan from scratch? Kindly drop me a message to discuss more in detail. Thanks.
$150 CAD in 3 days
8.3
8.3

Malware Removal, Virus Removal, Website Hack Recovery, Security Analyst expert with 7+ years of experience. I have personally cleaned, resolved, and corrected over 100+ sites by hand in the past 7 years, and have a 100% success rate. Recently I have successfully done a similar task. please check our Job board. I am interested in working on your project, and I will start working on it as soon as this project contract is finalized. My main services: 1. Clean up of malware, viruses, phishing, malicious code, spam, and a backdoor from WordPress, PHP, Joomla, and other open-source platforms and custom-coded sites. 2. Hardening website security to prevent future infection or hacking on sites and servers. 3. Securing sites from future hack attempts. I can provide maximum security for your site. I will take a complex security audit + install security plugins + set up files/folders permissions + set up .htaccess rules + my private trick = an unbreakable site. Please share the website details so I can check things and come up with a proper execution plan for site security. Looking forward to your positive response and a great working relationship. Thank You..!!!
$100 CAD in 2 days
8.3
8.3

Hi, Good Day Your project caught my attention because removing backdoors is only part of the solution—the real challenge is identifying how the compromise occurred and ensuring it cannot happen again. Based on your requirements, I would begin with a full security assessment of the website, server environment, database, payment gateway integration, and admin panel. Any malicious files, hidden scripts, or unauthorized modifications found during the audit will be completely removed and documented with a detailed changelog. After cleanup, I will harden the platform by reviewing file permissions, patching vulnerabilities, strengthening authentication, configuring security rules, and implementing monitoring to detect suspicious activity. I will also test for common attack vectors such as SQL injection, XSS, CSRF, file upload vulnerabilities, and brute-force attempts without disrupting live transactions. Finally, I will perform a post-remediation penetration test and provide a comprehensive security report detailing findings, fixes applied, verification methods, and recommendations for ongoing protection. One question before we proceed: is your store running on a custom PHP platform or a CMS such as WooCommerce, Magento, or OpenCart? This helps determine the most effective audit approach. Best Regards, M Adeel,
$100 CAD in 2 days
8.0
8.0

Hello, I can perform a full security audit and remediation of your online store, including detection and removal of back-door files, malware, and any malicious scripts affecting your system. My process will start with a complete vulnerability assessment of your payment gateway, customer database, and admin panel, focusing on common attack vectors such as SQL injection, XSS, CSRF, file upload exploits, and brute-force entry attempts. I will then locate and fully remove any malicious code (not just quarantine it) and document all affected files and changes. After cleanup, I will harden your system by implementing security best practices such as firewall rules, permission tightening, secure configuration settings, and monitoring tools to prevent reinfection. I will also verify stability by running a post-remediation penetration test to confirm that no critical vulnerabilities remain. Deliverables will include a detailed security report, a full changelog of removed or modified files, hardening implementation notes, and recommendations for ongoing protection and maintenance. I can start immediately once access is provided and proceed carefully to ensure zero disruption to live transactions. Best regards, Muhammad Rizwan LA
$140 CAD in 7 days
8.1
8.1

⭐⭐⭐⭐⭐ Ensure Your Online Store's Security with Expert Vulnerability Assessment ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you're looking for a security professional to clean your online store. You don't need to look any further; Zohaib is here to help you! My team has successfully handled 50+ similar security projects. I will perform a full vulnerability assessment, locate and remove harmful files, and harden your platform to prevent future issues. ➡️ Why Me? I can easily handle your security needs as I have 5 years of experience in cybersecurity, focusing on vulnerability assessments, penetration testing, and malware removal. My expertise includes monitoring for common threats like SQL injection and XSS. Additionally, I have a strong grip on industry-standard tools, ensuring a thorough and effective approach to your project. ➡️ Let's have a quick chat to discuss your project in detail. I can provide samples of my previous work, showcasing my ability to secure online platforms. I look forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ Vulnerability Assessment ✅ Penetration Testing ✅ Malware Removal ✅ Security Hardening ✅ Risk Management ✅ Firewall Configuration ✅ Real-time Monitoring ✅ SQL Injection Protection ✅ XSS Protection ✅ CSRF Protection ✅ Brute-force Protection ✅ Security Reporting Waiting for your response! Best Regards, Zohaib
$150 CAD in 2 days
7.8
7.8

hello sir, are you serious about your ecommece website security? How many times you post this same project? If you are serious about your website then let we discuss more so that I can explain you what procedure we follow for securing website. Thanks
$30 CAD in 3 days
7.2
7.2

Hi, this reads less like a simple scan and more like a live incident-response plus hardening pass on an e-commerce system, and I’ve worked in production environments where changes had to be verified without disrupting checkout. The real engineering risk is incomplete root-cause removal: deleting visible back-door files without isolating the entry path, persistence mechanism, and any compromised admin or database touchpoints just leads to reinfection. The closest relevant work here is Squarespace Checkout Streamlining for Meal Service -- 2, where I modified a live commerce flow safely around checkout behavior, and Custom Feature Development & Integration, where I stepped into an existing codebase, mapped risk areas, and delivered controlled changes with documentation. I usually structure this kind of work in layers: forensic review, surface-by-surface verification, remediation, then hardening and retest. For your case, I’d separate payment gateway exposure, admin-panel access paths, and customer-data handling so each can be validated independently before changes go live. I’d also want integrity checks around file changes, permission baselines, login abuse monitoring, and a clear changelog of every affected path so the post-remediation test is meaningful. If useful, I can first sketch the audit/remediation sequence and the least-risk path for scanning and cleanup during your maintenance window. Thanks, Hercules
$250 CAD in 7 days
7.3
7.3

I am Website Security Expert, ready to clean, harden, and verify your online store so it can run safely without disrupting live transactions. Hi, I’m Joya. With my 7+ years of experience in web design and website security, I can perform a full vulnerability assessment, locate and remove hidden back-door files, scan for malicious scripts, and secure the payment gateway, customer database, and admin panel. I’ll test for SQL injection, XSS, CSRF, upload exploits, and brute-force risks using safe methods, then apply firewall rules, permission hardening, monitoring, and update policies. You’ll receive a detailed report, changelog, and post-remediation test results. One question: which platform is your store built on—WordPress/WooCommerce, Shopify, Magento, or custom? Can we review access details and maintenance windows so I can begin securely?
$100 CAD in 7 days
7.0
7.0

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. l believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$140 CAD in 7 days
6.6
6.6

With a decade-long experience in Full Stack Development and a comprehensive skillset involving PHP, I am well-equipped to bring your vision of a secure e-commerce platform to life. My top-most priority is ensuring the security of your website by performing a thorough vulnerability assessment, removing all malicious scripts, and implementing preventive controls at crucial areas like the payment gateway, customer database, and admin panel. Lastly, I believe in building long-lasting relationships with my clients by not only delivering quality work but also providing post-engagement support. After the successful completion of the project and 24 hours trouble-free operation of the site, I'll deliver an extensive security report for each vulnerability has been addressed as well as provide you with recommendations for ongoing security best practices and update policies. Ready to work with you!
$259 CAD in 1 day
6.4
6.4

Hello! We can secure your store, remove malicious files, and harden the current platform. 1. Which platform or CMS is the store currently running on? 2. Do you already have access logs, backups, or a recent malware scan report? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$140 CAD in 7 days
6.7
6.7

With over 12 years of experience and expertise in MySQL, PHP, and Web Security, my team is more than qualified to handle your e-commerce security audit and hardening project. We have a long-standing reputation for delivering enterprise-grade solutions that not only resolve immediate issues but also create long-lasting safeguards. Having catered to diverse clientele globally, we understand the unique vulnerabilities e-commerce sites encounter on a daily basis. Our approach to your project would be three-pronged: diagnose, eliminate, and protect. We'll deploy industry-leading tools like OWASP testing utilities and server-side malware scanners ensuring uninterrupted transactions while conducting a thorough vulnerability assessment. Every malicious file or script detected will be eradicated from the roots to guarantee a clean bill of health for your platform. Post removal, we'll reinforce with preventive controls: firewall rules, permission hardening, real-time monitoring, and alerting which particularly focuses on key areas like payment gateway, customer database, and admin panel.
$30 CAD in 7 days
6.9
6.9

My passion for security and extensive experience in Python web automation and web3 development make me an ideal candidate for your project. With a keen eye for vulnerabilities, I've successfully completed multiple complex projects like yours while ensuring live services are uninterrupted. To harden your platform, I'll employ a comprehensive set of tools - from OWASP testing utilities to server-side malware scanners like those I used to successfully scrape critical data from protected platforms. Trust me to reinforce the walls around your business-critical areas effectively. My solutions will integrate real-time monitoring, firewall rules as well as permission hardening for the admin panel, customer database, and payment gateway. Post analysis, I'll present you with a detailed report enlisting all vulnerabilities found with potential fixes and preventive measures to ensure ongoing security best practices and update policies. Once completed, a thorough post-remediation penetration test will assure you zero critical findings thus establishing the efficiency and safety of your system. Let's collaborate now for lasting peace of mind over security!
$30 CAD in 1 day
6.2
6.2

Hey, backdoor files getting flagged is never fun, especially with a payment gateway in the mix. I'd start by scanning the file system against clean core checksums to spot anything injected, then trace how it got in before just deleting and hoping it doesn't come back. Admin panels and upload forms are usually the entry point worth locking down hardest, so I'll focus there first. What platform is the store built on, and do you know roughly when the flagging started?
$50 CAD in 1 day
5.5
5.5

Hello, You've mentioned the need for a security professional to conduct a comprehensive audit and hardening of your e-commerce platform due to recent security concerns. I have over 5 years of experience in cybersecurity and have successfully completed similar projects in the past. One recent project involved conducting a security audit for an e-commerce platform, identifying vulnerabilities, and implementing robust security measures to prevent future threats. For your project, my approach would be to conduct a thorough vulnerability assessment, remove any malicious scripts or files, and implement preventive controls to secure the payment gateway, customer database, and admin panel. I would also provide detailed reports on vulnerabilities found, along with recommendations for ongoing security best practices. I would love to discuss your project further and how I can help enhance the security of your e-commerce platform. Could we schedule a brief call to go over the details? Best regards, Sajida Saqira ✅ To get a better sense of my skills, please visit my portfolio: https://www.freelancer.com/u/SajidaSaqira/SS-Technologies
$80 CAD in 7 days
5.6
5.6

Hello There! I’m Md Toriqul Islam, and I’m excited to partner with you. I can dive into your project immediately. I have rich experience in web application security, vulnerability assessment, and hardening e-commerce platforms. I am skilled in OWASP testing, malware analysis, server security, SQL injection prevention, XSS/CSRF mitigation, and firewall configuration. I understand you need a full security audit of your e-commerce site, including detection and removal of backdoor files, stress testing of payment gateway, database, and admin panel, followed by full hardening and a post-remediation penetration test with detailed reporting. I can ensure a clean, secure, and stable production environment without disrupting live transactions. I’m ready to start immediately and would be happy to discuss the project. Looking forward to hearing from you. Best regards, Md Toriqul Islam
$60 CAD in 3 days
5.9
5.9

With the recent security breach and hidden back-door files in your online store, I genuinely understand your need for an experienced security professional to ensure that such compromising situations do not resurface. Drawing from my diverse experience as a full-stack developer and AI engineer, I possess highly relevant skills in traditional web development, specifically PHP which is perfect for this project. Moreover, my ability to build and integrate custom plugins allows me to provide a comprehensive E-commerce Security Audit & Hardening. I am well versed in utilizing industry-standard tools like OWASP testing utilities and server-side malware scanners without impeding your live transactions. In addition to addressing the immediate need of removing malicious files and hardening your payment gateway, customer database, and admin panel, I also believe in long-term solutions. Hence, alongside delivering detailed security reports outlining all vulnerabilities found and remediated, I offer valuable recommendations for ongoing security best practices—all aimed at safeguarding your business in the future. Once we've successfully completed the post-remediation penetration test with zero critical findings and the site runs efficiently for 24 hours uninterrupted, you can be confident that your platform will be fortified against potential threats. My dedication to client satisfaction combined with my proficient skillset make me the ideal fit for this vital project.
$100 CAD in 1 day
5.7
5.7

Hello, I can help perform a full security audit, malware cleanup, and hardening of your online store while minimizing disruption to live transactions. I have extensive experience securing PHP, WordPress, WooCommerce, Laravel, and custom web applications, including malware removal, backdoor detection, server hardening, and penetration testing. I understand the importance of protecting payment processing and customer data and can work within scheduled maintenance windows to avoid impacting business operations. Thank you.
$140 CAD in 7 days
5.5
5.5

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