The ultimate guide to hiring a web developer in 2021
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Internet Security is a highly important arena of information technology, which involves the prevention of data, systems and networks from malicious intrusions and other cyber attacks. An Internet Security Expert is tasked with employing a broad range of defensive and analytical measures to protect the confidentiality, integrity and availability of computer systems, networks and data. With their expertise in Information Assurance (IA), these professionals use their knowledge in cyber intelligence and counterintelligence, firewall protection, authentication mechanisms, intrusion detection systems (IDS) and much more to protect clients from cyber-attacks while keeping an eye out for potential weaknesses.
Here's some projects that our expert Internet Security Experts made real:
As clearly illustrated by this list of projects, an Internet Expert can be a valuable asset to any organization that relies heavily on digital methods of communication. By enlisting the help of these experts, clients can protect their networks and data without wasting resources on ineffective solutions. And with Freelancer.com, clients can make use of its platform to find the professional whom they believe can make their dreams come true. So if you’re looking for an Internet Security Expert, feel free to post your project on Freelancer.com and start your journey running towards a secure future!
From 59,398 reviews, clients rate our Internet Security Experts 4.9 out of 5 stars.Internet Security is a highly important arena of information technology, which involves the prevention of data, systems and networks from malicious intrusions and other cyber attacks. An Internet Security Expert is tasked with employing a broad range of defensive and analytical measures to protect the confidentiality, integrity and availability of computer systems, networks and data. With their expertise in Information Assurance (IA), these professionals use their knowledge in cyber intelligence and counterintelligence, firewall protection, authentication mechanisms, intrusion detection systems (IDS) and much more to protect clients from cyber-attacks while keeping an eye out for potential weaknesses.
Here's some projects that our expert Internet Security Experts made real:
As clearly illustrated by this list of projects, an Internet Expert can be a valuable asset to any organization that relies heavily on digital methods of communication. By enlisting the help of these experts, clients can protect their networks and data without wasting resources on ineffective solutions. And with Freelancer.com, clients can make use of its platform to find the professional whom they believe can make their dreams come true. So if you’re looking for an Internet Security Expert, feel free to post your project on Freelancer.com and start your journey running towards a secure future!
From 59,398 reviews, clients rate our Internet Security Experts 4.9 out of 5 stars.My web server is currently under DDoS attack, with hundreds of IPs trying to log in simultaneously, causing it to go offline. I need an expert to resolve this issue properly. Key Requirements: - Secure the server against DDoS attacks - Implement effective DDoS mitigation measures Ideal Skills and Experience: - Experience with DDoS protection - Familiarity with web server security - Knowledge of firewall rules, IP blocking, and rate limiting Please provide a detailed plan and estimated time to resolve.
Project Description: I am looking for an experienced IBM QRadar SOAR and QRadar SIEM professional who can guide me through the platform in depth. I already understand the basics, but I want someone who can explain the complete workflow and advanced concepts of QRadar SOAR. The main goal is to build a playbook from scratch that takes alerts from QRadar SIEM and automates the response in QRadar SOAR. I want hands-on guidance on how to properly design the workflow and automate actions. What I need help with: 1. Detailed explanation of IBM QRadar SOAR architecture and features 2. Integration and workflow between QRadar SIEM → QRadar SOAR 3. Building a playbook from scratch for a SIEM alert 4. Using scripts, custom fields, and automation inside SOAR 5. Best practices for alert enrichmen...
I’m looking for a seasoned cybersecurity professional who can carry out a full-scale penetration test against my public-facing web application. My priority is threat assessment and mitigation, so the exercise must simulate real-world attack scenarios, uncover exploitable weaknesses, and give me a clear path to harden the platform. Scope You will conduct a comprehensive, OWASP-aligned assessment that includes manual exploitation techniques in addition to automated scans. I expect you to explore authentication, authorization, session management, input validation, business logic, and any server-side misconfigurations. Google platform for email/domain management and primarily cloud based tools. Tool choice is up to you—Burp Suite, OWASP ZAP, Kali Linux utilities, Metasploit, or...
We are looking for a cybersecurity specialist to support our security assessment and compliance services for small and medium-sized businesses in the Middle East. Role Summary: You will conduct structured security reviews of client environments using industry-standard tools and frameworks, focusing on both technical security and regulatory compliance. Key Responsibilities: 1. Security Assessments: • Run vulnerability scans on networks, servers, and web applications. • Identify security misconfigurations, exposed services, and potential entry points. • Analyze results and validate critical findings. 2. Compliance Reviews: • Map findings against ISO 27001 controls for information security. • Assess client adherence to NIST Cybersecurity Framework (CSF) funct...
I’m currently living behind Iran’s ever-tightening firewall. Virtually every international site or service is unreachable, yet I do have a single VPN profile that still punches through. I don’t know whether it relies on residential IP routing, a stealth transport layer, custom TLS camouflage, or something else entirely—but it works, and I need to understand why so I can keep reliable access going forward. Here’s what I’m hoping you can do for me: • Examine the configuration file and any accompanying certificates or keys I supply, reverse-engineer the protocol or obfuscation technique in use, and clearly document the mechanics in plain language. • Show me how to replicate the same approach on my own infrastructure (VPS or residential tunnel...
I need a solid, full-scope “cyber” penetration test on my web platform with a single objective: uncover every web-based vulnerability before launch. You will have access to a dedicated staging environment plus test credentials so you can attack the application exactly as an external threat actor would. Scope • End-to-end testing of all public and authenticated areas, APIs, and server configuration • Combination of automated scans (e.g., OWASP ZAP, Nikto) and manual exploitation with Burp Suite, Kali Linux toolset, Metasploit, etc. • No social-engineering or mobile testing is required—focus purely on web weaknesses. Deliverables (acceptance criteria) 1. Executive summary for non-technical stakeholders. 2. Detailed technical report listing each f...
I’m a mid-career cybersecurity professional and my LinkedIn presence isn’t doing me any favors. My goal is crystal-clear: I want recruiters at tech companies to find me, see immediate evidence of my value, and invite me to interview for full-time security roles. What I need from you • A high-impact headline and summary that sell my threat-hunting, incident-response, and governance strengths while weaving in the right keywords for LinkedIn’s search algorithm and typical ATS filters. • Re-crafted work-experience entries that highlight measurable accomplishments (e.g., vulnerability-remediation percentages, audit-pass rates, MTTR improvements) instead of task lists. • A refreshed Skills & Endorsements section that spotlights cloud security, secure...
I’m ready to have my website professionally stress-tested so I can patch every weak spot before it becomes a problem. The engagement centres on two critical areas that hold our most sensitive logic and data—the Login System and the User Data Storage modules. Within those components I want you to probe specifically for SQL Injection, Cross-Site Scripting (XSS) and Broken Authentication issues, emulating real-world attack scenarios while staying fully within ethical boundaries. Industry-standard tooling such as Burp Suite, OWASP ZAP, sqlmap, or their equivalents is expected so results are reproducible and mapped against OWASP Top 10. All findings must be compiled in a comprehensive, developer-friendly document that not only confirms each vulnerability but explains impact, suppli...
I’m ready to have my website professionally stress-tested so I can patch every weak spot before it becomes a problem. The engagement centres on two critical areas that hold our most sensitive logic and data—the Login System and the User Data Storage modules. Within those components I want you to probe specifically for SQL Injection, Cross-Site Scripting (XSS) and Broken Authentication issues, emulating real-world attack scenarios while staying fully within ethical boundaries. Industry-standard tooling such as Burp Suite, OWASP ZAP, sqlmap, or their equivalents is expected so results are reproducible and mapped against OWASP Top 10. All findings must be compiled in a comprehensive, developer-friendly document that not only confirms each vulnerability but explains impact, suppli...
We are seeking an experienced cybersecurity professional to develop a high-quality, advanced-level practical ethical hacking video course built around a realistic simulated enterprise attack environment. This course must focus heavily on hands-on execution and demonstrate a structured multi-step attack workflow inside a controlled lab network. The final deliverable must contain approximately 10–12 hours of fully edited, polished video content (final runtime after editing). Budget: 40,000 INR (Maximum) Timeline: 30–60 days Core Course Requirements The course must: Be advanced-level practical content Be structured around a connected simulated company environment Include multiple interconnected attack scenarios Demonstrate complete attack chains Include reconnaissance, e...
Over the past few days I have noticed a sharp, unexplained spike in direct traffic on my corporate website. The pattern is the same worldwide—thousands of repeated page views hitting the same endpoints every few minutes—yet no genuine engagement follows. Because I have no firewall, captcha, or other security layer in place, I suspect an automated script or bot is hammering the site and inflating my analytics. I need a security-minded developer to: • Analyse server logs, analytics data, and DNS records to confirm the source, volume, and behaviour of the suspicious requests. • Pinpoint whether the traffic originates from a compromised script inside the site, a third-party resource, or external botnets. • Recommend and implement practical counter-measures such...
My wired Ethernet network has stopped working, and I need a skilled technician to get it back online quickly. I’ve already ruled out basic cable swaps, so I’m looking for someone who can: • Diagnose the root cause of the outage (switch, patch panel, NIC, or configuration). • Walk me through any testing steps I should perform on-site (ping, traceroute, link-light checks). • Provide clear, step-by-step instructions or remote-session support to restore connectivity. • Verify that all connected devices regain stable internet and LAN access once the fix is applied. • Offer a brief preventive checklist so I can avoid the same issue in the future. I can share photos of the rack layout, current IP scheme, and error messages from the router and switch interfac...
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
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