Website Security

I run https://fauxdefender.com and I’m ready for a deep technical tune-up. The priority is to squeeze every ounce of performance and crawlability out of the site using insights from Google Search Console... (Budget: $30 - $250 AUD, Jobs: Analytics, Link Building, PHP, SEO, Web Security, Website Audit, Website Management, Website Optimization)

I have a spare Windows machine in our office that I want to turn into a reliable PPTP-based VPN server. The external IP supplied by our ISP changes from time to time, so the configuration needs to incorporate... (Budget: $30 - $250 USD, Jobs: Encryption, Network Administration, Network Security, System Admin, Technical Documentation, VPN, Web Security, Windows Server)

My site suddenly refuses to serve JPEG files whenever it is proxied through Cloudflare. Browsers throw “net::ERR_HTTP2_PROTOCOL_ERROR 200 (OK)” on every page, yet PNG and GIF assets stay intact. This started... (Budget: €30 - €250 EUR, Jobs: Apache, Cloudflare, Linux, PHP, Ubuntu, Web Development, Web Security)

Descripción del trabajo / Alcance del proyecto El objetivo de este proyecto es la eliminación completa de malware y la securización integral de la página web, garantizando que el sitio quede limpio, funcional y protegido frente a futuros ataques... (Budget: €30 - €250 EUR, Jobs: Database Management, HTML, JavaScript, MySQL, PHP, Web Security, Website Optimization, WordPress)

I want to understand exactly how resilient my Facebook account is against a real-world attack, so I need an ethical hacker to attempt a full compromise of the profile and show me where the cracks are.... (Budget: €8 - €30 EUR, Jobs: Computer Security, Internet Security, Linux, Network Security, Penetration Testing, Risk Assessment, Security, Web Security)

Project Summary We are looking for an experienced developer to build a custom, mobile-first product authentication and verification system (pharmaceutical-style anti-counterfeit platform). Over 95% of... (Budget: $30 - $250 USD, Jobs: Backend Development, CSS3, HTML5, PHP, phpMyAdmin, Web Security, Website Design)

My site suddenly went offline and I can’t even reach the server. No recent edits were made before the outage, and I’m now getting an error page instead of the homepage. I don’t have control-panel access,... (Budget: £20 - £250 GBP, Jobs: DNS, Linux, PHP, Server, Troubleshooting, Web Development, Web Hosting, Web Security, Website Management, WordPress)

My WordPress site has been offline for four days after what was probably an agency-run plugin update. It now places an unusual load on our VPS and returns only 500 errors. I have full access to error logs, cPanel and SSH, and can share whatever credentials you need... (Budget: $30 - $250 NZD, Jobs: cPanel, Internet Security, PHP, Web Hosting, Web Security, Website Audit, Website Development, Website Management, Website Optimization, WordPress)

I need a seasoned IT engineer who can move seamlessly from writing production-grade code to hardening the servers it runs on. On the software side you should be comfortable shipping features in Python, Java, C#, PHP, and JavaScript... (Budget: min $50 USD, Jobs: Azure, Full Stack Development, Internet Security, Java, Linux, Python, Ubuntu, Web Security)

I need an experienced security professional to run a thorough penetration test across three layers of the stack: our Android application, the public-facing web app, and the Java-based backend services that tie everything together... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, Java, Mobile App Development, Network Security, Penetration Testing, PHP, Risk Assessment, Security, Web Application, Web Security)

I'm looking for someone based in Hyderabad to create HTTP/HTTPS proxies. Essential requirements: - HTTP/HTTPS proxy setup - Experience in proxy creation and management Ideal Skills: - Networking knowledge... (Budget: ₹12500 - ₹37500 INR, Jobs: Cloud Computing, Firewall, Network Administration, Network Engineering, Server, VPN, Web Security, Wireless)

Our corporate-uniform brand is ready for a full web refresh. The new site must feel unmistakably professional and “boardroom ready,” so every design choice should echo a traditional corporate aesthetic—clean... (Budget: ₹37500 - ₹75000 INR, Jobs: 3D Rendering, API Development, Graphic Design, Logo Design, Photography, SEO, Web Design, Web Development, Web Security, Website Design)

I need a clean, secure deployment of NextCloud All-in-One on an Ubuntu server I access via SSH. The machine is already online; Docker and Docker-Compose can be installed if you prefer that route. My goal... (Budget: ₹1500 - ₹12500 INR, Jobs: Containerization, cURL, Docker, Docker Compose, Linux, Shell Script, System Admin, Ubuntu, Web Hosting, Web Security)

I need an expert in malware analysis to quickly identify, understand, and report on a potentially dangerous malware. The type of malware is currently unknown (could be a virus, ransomware, or trojan).... (Budget: £10 - £150 GBP, Jobs: Cloud Security, Computer Security, Data Protection, Digital Forensics, Internet Security, Network Security, Penetration Testing, Report Writing, Risk Management, Web Security)

The task consists strictly of: Installing the provided Laravel ZIP packages on the server Verifying proper integration into the existing project Configuring the application environment if required (.env,... (Budget: $250 - $750 USD, Jobs: Apache, Database Management, Laravel, Linux, MySQL, PHP, Troubleshooting, Web Development, Web Hosting, Web Security)

I'm looking for an expert in Simio to create a simulation that models an Intrusion Detection System (IDS) monitoring for Denial of Service (DoS) and phishing attacks. The simulation should be able to monitor and report on false positives and negatives... (Budget: $250 - $750 USD, Jobs: Computer Security, Data Analysis, Data Visualization, Internet Security, Network Security, Web Security, Wireless)

Problem: German language switcher + hreflang are sending Google/users to the wrong domain seoarchitekt.ai (dead/legacy). This breaks hreflang clustering and rankings. 1) Fix the German language switcher (hard-coded / theme-level) This is NOT in WP Menus (we checked)... (Budget: $30 - $250 USD, Jobs: CSS, HTML, PHP, SEO, Web Design, Web Development, Web Security, Web Services, Website Optimization, WordPress)

I’m ready to bring in an experienced ethical hacker to run a thorough security audit of our production web application. You’ll have gray-box access—enough credentials and limited architecture notes to work efficiently, but not full source code... (Budget: ₹1250 - ₹2500 INR, Jobs: Cloud Security, Data Protection, Internet Security, Linux, Risk Assessment, Web Security)

My WordPress Elementor site is experiencing slow performance, particularly with Google indexing. I need a thorough code audit and optimization to enhance site speed and improve indexing. Key Focus Areas:... (Budget: $250 - $750 USD, Jobs: Elementor, Google Analytics, Google Search, PHP, SEO, Web Security, Web Testing, Website Optimization, WordPress)

We are currently facing a serious issue with low-quality backlinks negatively impacting our SEO performance. We have over 12,000 backlinks, many coming from the same IP addresses, with zero authority and numerous outbound links... (Budget: $30 - $250 USD, Jobs: Content Strategy, Data Analysis, Internet Marketing, Link Building, Marketing, SEMrush, SEO, Web Development, Web Security, Website Optimization)