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I need an experienced security expert to evaluate the network layer of our multiplayer game infrastructure. This evaluation is limited to penetration testing and does not include reverse engineering or anti-cheat development. The evaluation must cover three core activities: port scanning (mapping all exposed services), vulnerability scanning (identifying exploitable weaknesses), and intrusion detection testing (evaluating the responsiveness of our current monitoring systems to actual attack patterns). Vulnerability reproduction needs to be written into a simple user interface script. You will be using a test copy of the production environment for the evaluation, which includes the login server, matchmaking server, and in-game transaction server. Upon completion of the testing, I expect to receive a concise technical report including: • All open ports and the services running on them • Confirmed vulnerabilities and their CVSS scores and proof-of-concept evidence • Vulnerabilities or missed detections found in our IDS/IPS stack • Practical, prioritized remediation steps Please describe the main toolset you plan to use—common tools include Nmap, Nessus, OpenVAS, Metasploit, and Snort—but I am open to any tool that can provide reliable results. All tests must be conducted within the agreed maintenance window and must not cause any interruption to online user service. If you have recent experience hardening game servers or similar low-latency, high-availability systems, this will be of great benefit to you. (The script interface is similar to the image.)
Project ID: 40380171
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21 freelancers are bidding on average $164 USD for this job

With my solid background in computer security, network administration, and network security, coupled with a decade's worth of professional experience working with renowned vendors such as Cisco, Fortinet, Palo Alto, and more, I assure you that your game network is in good hands. My expertise is not only limited to voIP and system engineering but also extends to proficiently conducting penetration testing among various other security tasks, making me an ideal fit for your project. Utilizing tools like Nmap, Nessus, OpenVAS, Metasploit, and Snortto provide reliable results is a standard part of my testing process. Moreover, maintaining uninterrupted online service is vital for any operation – something I fully comprehend and prioritize during tests. In conclusion, if you're seeking someone who doesn't just possess expertize in penetration testing but has practical experience hardening game servers and similar systemsthen I'm the right person for the job. My promise to you includes round-the-clock availability , prompt response times to address any queries or concerns you may have and most importantly delivering projects on time and in their entirety - a benchmark I believe in holding utmostafür guaranteeing client satisfaction. So let's strengthen the security of your game infrastructure together.
$150 USD in 3 days
7.2
7.2

Hi there, I will test the network layer of your multiplayer stack (login, matchmaking, in-game transaction servers) using the supplied test copy and maintenance window; my background in low-latency game server hardening and IDS testing ensures safe, low-impact verification. - Port mapping with Nmap and service fingerprinting producing a full ports/services inventory - Vulnerability scanning and proof-of-concept reproduction (Nessus/OpenVAS + Metasploit modules) and a simple UI script to reproduce confirmed issues - Intrusion detection testing against Snort/Suricata rulesets and an IDS validation report - rollback plan: staged testing inside the test copy with backup checkpoint and post-test validation Skills: ✅ Nmap ✅ Nessus / OpenVAS ✅ Metasploit exploitation workflow ✅ Low-latency game server / VPS deployment validation ✅ IDS/IPS detection tuning, monitoring, post-deploy testing ✅ Minimal-downtime, staged deployment Certificates: ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 Available to start during your maintenance window; Should I run tests against the provided test copy during your confirmed maintenance window to avoid any live traffic impact? Best regards,
$150 USD in 1 day
6.4
6.4

Hi there, I appreciate the opportunity to help with your multiplayer game infrastructure. You’re looking for a security expert to conduct penetration testing focused on port scanning, vulnerability scanning, and intrusion detection testing. With 4+ years of experience in network security, I’ll approach this by using reliable tools like Nmap and Nessus to identify exposed services and vulnerabilities, while ensuring minimal disruption to your online users. I’ll compile a clear technical report detailing open ports, confirmed vulnerabilities with CVSS scores, and any missed detections in your IDS/IPS stack, along with practical remediation steps. My background includes working on game servers and similar systems, which I believe aligns well with your needs. What specific challenges have you encountered with your current monitoring systems that you hope to address through this testing? Best regards, Arslan Shahid
$30 USD in 3 days
2.7
2.7

With nearly a decade of experience as a quality engineer and tester, my knowledge of evaluating system vulnerabilities and identifying weaknesses is both extensive and comprehensive. I not only bring skill sets needed to conduct port scanning, vulnerability scanning, and intrusion detection testing, but also the technical writing proficiency to deliver thorough reports with insights that matter. Moreover, as an ex-TCS professional who has successfully worked on low-latency, high-availability systems in the past, my familiarity with the unique demands placed on game servers will ensure a robust evaluation without interrupting end user service. My toolbox consists of widely regarded tools like Nmap, Nessus, OpenVAS, Metasploit and Snort which I'm more than comfortable using for this project. But I also remain flexible in adopting newer technologies that guarantee reliable results. This versatility, alongside my ability to build applications at scale while ensuring top-notch quality through automation, API testing, and end-to-end validation makes me an ideal candidate for enhancing your game infrastructure security. Drawing upon my expertise and past experiences, you can be convinced of receiving much more than just a technical report.
$30 USD in 7 days
1.1
1.1

Dear Client, I’m an experienced full-stack developer with over 10 years of experience in web and mobile application development, specializing in building scalable, responsive, and high-performance solutions for diverse business needs. I understand you are looking for a reliable developer to build or improve your project, including web or mobile applications similar to CRM, dashboards, or APIs, and I have worked on similar solutions successfully. My skills in React, Vue, Laravel, PHP, Python, REST APIs, and database design ensure efficient and high-quality delivery. Feel free to share more details or ask questions. I’m ready to refine my approach to match your exact requirements. Looking forward to working with you. Best regards, Md Ruhul Ajom
$85 USD in 3 days
0.0
0.0

Hi there, I have read your requirements carefully, and I understand you need an authorized network-layer penetration test for your multiplayer game environment, focused on port mapping, vulnerability validation, and IDS/IPS response testing across the login, matchmaking, and transaction servers. I'm a new freelancer, but I have rich experience in this field. My approach would be to keep the assessment controlled, evidence-based, and non-disruptive inside the agreed maintenance window. I would start with service discovery and exposure mapping, then move into validated vulnerability testing and detection-response checks so you get practical findings, not noisy scanner output. Deliverables I can provide: -open ports and running services -confirmed vulnerabilities with severity/CVSS and PoC evidence -missed detections or weak IDS/IPS coverage -prioritized remediation steps -concise technical report for your team I understand this needs to be done carefully on a production-like test copy without affecting live users, and that is exactly how I would handle it. I would be genuinely happy to work with you on this project. Best regards, Oluwatobi Okedairo
$80 USD in 2 days
0.0
0.0

Hello, With 5+ years of experience in network security and penetration testing, I can perform a thorough evaluation of your game infrastructure, focusing on port scanning, vulnerability assessment, and intrusion detection validation. I use proven tools like , , and to identify and validate real-world risks without impacting live services. My approach ensures accurate findings with CVSS scoring, clear proof-of-concepts, and actionable remediation steps. I’ve handled similar high-availability systems with a focus on security, performance, and reliability. Let’s connect and secure your infrastructure with a precise, production-safe assessment.
$150 USD in 7 days
0.0
0.0

Hi! can perform a controlled penetration test of your multiplayer game infrastructure, covering port scanning, vulnerability assessment, and IDS/IPS validation without impacting live services.
$380 USD in 4 days
0.0
0.0

HI, I've reviewed your requirements. You need a network-layer evaluation of your game infrastructure (login, matchmaking, transaction servers), no reverse engineering, no anti-cheat. Just port scanning, vulnerability discovery, and IDS responsiveness testing. Vulnerability Reproduction Script I will deliver a simple UI script (Python with basic CLI menu) that reproduces each confirmed vulnerability, as you requested. What You'll Receive: Complete list of open ports and associated services Confirmed vulnerabilities with CVSS scores and PoC evidence IDS/IPS gaps, what triggered vs. what went undetected Prioritized remediation steps Game Server Experience: I've tested infrastructure for real-time multiplayer games. I understand low-latency, high-availability constraints. All tests will run inside your maintenance window with zero disruption to live users. Timeline: 5–7 business days Ready to sign NDA and schedule the maintenance window. Best regards, Rasel Ahmed Founder, Cyber Shadow
$250 USD in 7 days
0.0
0.0

With my proven expertise as a seasoned Web and Android Developer, I assure you of the perfect blend of technical skills, business acumen, and an unflinching dedication to security that your project demands. My proficiency in developing high-performance applications and securing low-latency systems makes me the ideal candidate for this task. Adhering strictly to your requirements, I will employ a comprehensive toolset including Nmap, Nessus, OpenVAS, Metasploit, and Snort to ensure reliable results on your game network infrastructure across all necessary dimensions; port scanning, vulnerability scanning, intrusion detection testing. I will meticulously assess your login server, matchmaking server, and in-game transaction server with unwavering attention to detail. As a skilled full-stack developer undertaking even the most stringent database design and optimization processes comes naturally to me - so you can be rest assured that every last detail will be accounted for as I reproduce vulnerabilities into simple user interface script. Additionally, my experience working with start-ups and businesses ensures I understand strict timelines, maintaining service continuity while conducting tests with zero user interruption.
$140 USD in 7 days
0.0
0.0

Hello, My name is Devang Jivani, and I have 2+ years of experience in Network Penetration Testing. I specialize in identifying real-world vulnerabilities in complex and high-availability environments, including systems similar to multiplayer infrastructures. I can perform detailed port scanning to map all exposed services, followed by vulnerability assessment using tools like Nmap, Nessus/OpenVAS, and controlled exploitation with Metasploit for proof-of-concept validation. I also have experience testing IDS/IPS systems by simulating attack patterns to identify detection gaps and monitoring weaknesses. I understand the importance of maintaining system stability, so all testing will be conducted in a controlled manner without impacting live services. I can also create a simple script-based interface to reproduce vulnerabilities clearly. You will receive a structured report including open ports, confirmed vulnerabilities with CVSS scores, IDS/IPS findings, and practical remediation steps. I’m confident I can help strengthen your game infrastructure security. Best regards, Devang Jivani
$150 USD in 5 days
0.0
0.0

I lead a dedicated team for network penetration testing and security assessment, with a structured approach suited for low-latency, high-availability environments. For this engagement, we will evaluate the network layer of your test game infrastructure by mapping exposed ports and services, validating exploitable weaknesses, and testing the effectiveness of your IDS/IPS stack against realistic attack patterns, all within the agreed maintenance window to avoid disruption. We can also prepare a simple UI/script interface for vulnerability reproduction as requested. You will receive a professional technical report with all identified services, confirmed vulnerabilities and CVSS scores, proof-of-concept details, missed detections in monitoring, and practical remediation recommendations prioritized by risk.
$135 USD in 4 days
0.0
0.0

I am a penetration tester with close to five years of experience in network security assessments, vulnerability management, and intrusion detection testing. Your scope, port scanning, vulnerability scanning, and intrusion detection evaluation across your login, matchmaking, and transaction servers, is exactly the kind of structured engagement I handle regularly. I will work against your test environment, document all findings clearly, and deliver a professional report with actionable remediation steps. The vulnerability reproduction script will be straightforward and usable by your team without requiring security expertise to run. Before I begin I will confirm the full scope in writing so we are aligned on deliverables and there are no surprises on either side. Ready to start immediately. Happy to answer any questions before you award the project.
$140 USD in 7 days
0.0
0.0

Hi, I can perform a structured network-layer security assessment of your test environment, including port mapping, vulnerability identification, and IDS/IPS response evaluation. I typically use tools like Nmap, OpenVAS, and Wireshark for accurate results, along with manual validation to avoid false positives. You will receive a clear report covering open services, confirmed vulnerabilities with CVSS scoring, and prioritized remediation steps. I can also provide a simple script to help reproduce key findings. I will ensure all testing is conducted safely within the agreed window without disrupting services. Best regards, Prince
$100 USD in 3 days
0.0
0.0

Hello Team, I have 3+ years of experience in VAPT and bug bounty hunting also working as application security engineer in 1000+ people organisation
$200 USD in 7 days
0.0
0.0

Hello, I am interested in CCNA / Networking related freelance work. I have knowledge of networking basics, VLAN, STP, routing, switching, troubleshooting, and Packet Tracer lab practice. I am looking for opportunities in network support or related tasks. Please let me know if there is any work available. Thank you.
$140 USD in 7 days
0.0
0.0

Ho Chi Minh City, Vietnam
Member since Apr 14, 2026
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