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I am seeking an experienced Linux systems administrator, network security engineer, or cybersecurity professional to help me design and deploy a secure, privacy-focused VPS environment for personal use. Over the past several months, I have experienced what I perceive to be unusual network and DNS behavior and have ongoing concerns regarding the possibility of network, DNS, or account-related compromise. While I understand that a VPS cannot confirm or rule out every type of compromise—particularly on closed platforms such as iOS—I would appreciate working with someone who can evaluate my goals through that lens and recommend practical measures to improve security, privacy, and visibility. My objectives are to: Improve the privacy and integrity of my internet traffic; Reduce reliance on third-party DNS providers; Protect against DNS leaks, hijacking, and other common attack vectors; Establish a secure VPN environment under my control; Gain reasonable visibility into network activity that traverses this infrastructure; and Receive recommendations for any additional hardening measures that may be appropriate based on my concerns and threat model. I am looking for someone who can not only implement the technical solution, but also advise on best practices, identify any gaps in my proposed architecture, and explain the benefits and limitations of the recommended approach in clear, understandable terms.
Project ID: 40516301
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89 freelancers are bidding on average $419 USD for this job

Hi, I can help you design and deploy a secure, privacy-focused VPS/VPN environment with proper Linux hardening, DNS leak protection, and clear guidance on what this setup can and cannot prove regarding possible compromise. My approach would be to first understand your threat model, devices, current DNS/VPN concerns, and desired level of logging/visibility. Then I can set up a hardened VPS with a secure VPN solution such as WireGuard, firewall rules, SSH key-only access, automatic updates, fail2ban/crowdsec where appropriate, encrypted DNS or self-controlled DNS resolver options, DNS leak prevention, basic monitoring/logging, and clear documentation for using it safely. I have 10+ years of experience in Linux administration, cloud/VPS security, VPNs, firewalls, DNS, SSL, monitoring, and infrastructure hardening across Azure, AWS, GCP, and VPS providers. I can also explain the benefits and limitations in simple terms, especially around what a VPS can protect against versus what still depends on endpoint/device security, browser/app behavior, or closed platforms like iOS. I can deliver the setup, perform validation tests for VPN/DNS leaks, review hardening gaps, and provide a concise handover document with recommendations for ongoing security and privacy improvements. Regards, Kashif
$550 USD in 5 days
8.2
8.2

Hello. I would like to help you with install VPN services like pptp with mmpe and l3tp with web interface. I have experience. Please read my feedbacks, Than you.
$250 USD in 1 day
7.9
7.9

With over 10 years of experience in the tech and cybersecurity industry, I bring a wealth of knowledge and expertise to your VPN/VPS project. I have successfully designed, planned, and implemented numerous network infrastructures of various sizes, which gives me the right skillset to evaluate your existing setup, identify vulnerabilities, and suggest necessary improvements for your desired objectives. As someone who understand the importance of security and privacy online, my aim is to help you establish a robust VPS environment that not just improves the privacy and integrity of your internet traffic but also protects against common attack vectors such as DNS leaks and hijacking. My experience with different vendors including Cisco, VMware, Fortinet will be an added advantage in recommending a comprehensive hardening protocol based on best practices. Moreover, apart from just implementing the proposed solutions, I believe in empowering clients with knowledge. This means that throughout our project journey together, I'll ensure you understand all the recommended approaches - their benefits, limitations or any gaps that may affect your security objectives - in clear and understandable terms. I am at your service 24/7 to answer any questions or address any concerns promptly.
$500 USD in 7 days
7.3
7.3

As someone who has spent over a decade in the field of system administration, network engineering, and DevOps, I believe I am the ideal partner to help you design and deploy your VPN project. My team and I are well-versed in the intricacies of improving privacy, reducing reliance on third-party DNS providers, and protecting against common attack vectors like leaks and hijacking. While being a seasoned technologist, what truly sets us apart is our commitment to not just implementing technical solutions but also advising on best practices. In line with your objectives, we can establish a secure VPN environment under your control that grants you reasonable visibility into network activity. We will not only fill the technical gaps but also explain the benefits and limitations of each approach in clear and understandable terms, so you remain fully informed throughout the process. Choose my team for this project, and I promise you'll be satisfied with not only a high-performing and secure system but also an elevated understanding of its inner workings. You'll end up with an infrastructure that reflects innovation, efficiency, and most importantly meets your unique needs as per your threat model. Your security is our utmost priority!
$399 USD in 3 days
6.4
6.4

Hi, I am a Linux Administrator having more than 10 years of experience in the same profile. I can help you configure DNS server in secured environment. Thanks
$500 USD in 7 days
6.2
6.2

Hi, I can help design and deploy a secure, privacy-focused VPS environment with an emphasis on VPN security, DNS privacy, system hardening, traffic visibility, and reducing reliance on third-party services. My approach would be to review your threat model, identify gaps in the proposed architecture, and implement practical security controls while clearly explaining what the solution can and cannot protect against. I have experience with Linux server administration, VPN deployment (WireGuard/OpenVPN), DNS security, firewall hardening, monitoring, and network troubleshooting. The goal will be to create a secure, manageable environment that improves privacy and gives you better visibility into your network activity. Best regards, Muhammad
$500 USD in 7 days
5.9
5.9

Having worked extensively in securing systems for banks and other organizations where the stakes are high, I believe I'm uniquely positioned to help address your VPN/VPS concerns. My name is Constantin, and as a cybersecurity consultant with experience in both offensive and defensive security, I bring a comprehensive approach to problem-solving. My repertoire includes conducting penetration tests, vulnerability assessments, and security audits in alignment with various compliances such as OWASP, SOC 2, ISO 27001, GDPR, and HIPAA. Having faced critical vulnerabilities that automated scanners missed, I've honed my skills in finding weaknesses others overlook. In this personal project of yours, I'll employ my proficiency with tools like Burp Suite, Nessus, Acunetix, Kali Linux etc. to evaluate your current setup and suggest precise solutions ensuring privacy and integrity in line with your needs. But what sets me apart isn't just my technical know-how; it's my dedication to client satisfaction. My goal isn't simply delivering a report or implementing a service and going my way. Return on investment is crucial when considering cybersecurity services
$500 USD in 7 days
5.6
5.6

Worked with all kind of servers and all panels since 2007 And currently working as linux system administrator If you need to start as soon as possible contact me And tell me more details about what you want to Tell the time and cost accurately, please contact me now, looking forward to work with you Best regards
$250 USD in 1 day
5.6
5.6

Good evening! I'll provision and harden a privacy-focused VPS for you, deploying a self-hosted VPN (WireGuard or OpenVPN), a private recursive DNS resolver (Unbound or AdGuard Home), firewall rules, DNS leak prevention, and basic traffic logging so you gain real visibility into your network activity. I'll also document the full setup and give you plain-language notes on the limits of this architecture relative to your threat model. Any specific VPS provider or operating system you'd like me to work with?
$400 USD in 4 days
5.4
5.4

I understand your need for a secure, privacy-focused VPS environment, especially given your recent network and DNS concerns. My experience setting up and hardening similar VPN/VPS infrastructure for clients, ensuring robust protection against unauthorized access and data leakage, directly aligns with your project requirements. My approach will involve selecting a reputable VPS provider and deploying a minimal Linux distribution (e.g., Ubuntu Server LTS). I'll configure a robust VPN server (WireGuard preferred for performance and security) with strict firewall rules (iptables/nftables) and fail2ban for brute-force protection. DNS resolution will be handled via your VPN, preventing local DNS leaks, and I can integrate tools like Pi-hole for enhanced ad/tracker blocking if desired. To ensure we meet your specific security posture, could you elaborate on the "unusual network and DNS behavior" you've observed? Additionally, what are your primary privacy concerns and threat models for this personal VPS? I'm available for a brief call to discuss these details and how I can best secure your digital environment.
$586 USD in 21 days
4.5
4.5

Hi, I am a Linux systems and network security engineer with 8 years of rich experience. I am familiar with Linux, VPS, VPN, Network Security and System Administration. For this project, the most important part is designing a secure and privacy-focused environment that matches your threat model while remaining practical to maintain. I can deploy and harden your VPS, configure a secure VPN and private DNS setup, reduce common attack surfaces, improve visibility into network activity, and clearly explain the benefits and limitations of each security measure. I'm an individual freelancer and can work on any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$250 USD in 7 days
4.1
4.1

This looks like a great fit, I will set up a hardened VPS with WireGuard VPN, a private recursive DNS resolver using Unbound, and firewall rules via iptables/nftables — giving you full control over your traffic and DNS resolution. One thing worth implementing early: DNS-over-TLS for upstream queries combined with response validation through DNSSEC. This ensures that even if someone is tampering with DNS responses between your resolver and root servers, forged answers get rejected. I will also configure logging at the resolver level so you have visibility into query patterns — useful for spotting unusual behavior without relying on third-party tools. Questions: 1) Do you have a VPS provider in mind, or would you like a recommendation based on privacy jurisdiction and payment options? Looking forward to potentially working together. Thanks, Kamran
$277 USD in 10 days
4.1
4.1

OVER 10 YEARS OF EXPERIENCE IN IT, HIGH QUALITY DELIVERY Hello! This kind of project needs both technical security work and calm, realistic guidance, because a VPS can improve privacy, DNS integrity, VPN control, and network visibility, but it cannot magically confirm every possible compromise on closed devices or third-party platforms. I can help design and deploy a secure personal VPS environment with a clear threat-model first approach, then implement a hardened Linux server, WireGuard VPN, private DNS resolver such as Unbound, DNS leak protection, firewall rules, SSH hardening, automatic security updates, fail2ban, basic monitoring, and sensible logging. I can also review routing, DNS behavior, VPN kill-switch expectations, device configuration, and common leak points so the setup improves privacy without giving a false sense of certainty. My goal would be to give you a practical architecture, explain what each layer protects against, document what it cannot prove, and leave you with clear maintenance notes and testing steps for future checks. Warm regards, Yulius Mayoru
$250 USD in 2 days
4.1
4.1

Hi, I have experience with Linux server administration, VPS hardening, VPN deployment, DNS security, and network monitoring. I can help design and implement a secure, privacy-focused VPS environment tailored to your threat model, including secure DNS, VPN setup, traffic visibility, and system hardening. I will also review your proposed architecture, identify security gaps, and clearly explain the benefits and limitations of each recommendation. I have over five years of experience as a systems administrator, working with Linux distributions like CentOS, AlmaLinux, Ubuntu, Debian, Red Hat, and Windows servers. I manage WHM/cPanel, CWP, Plesk, Virtualmin, Hestia, and VestaCP, along with AWS, DigitalOcean, Azure, Docker, and Docker-Compose. My expertise includes DNS management, mail servers (Zimbra, Postfix, Exim, Office 365, Google Workspace), and web servers such as Apache and Nginx and also configure Open Source Storage app ( NextCloud, OwnCloud ). I also handle WordPress, Magento, Laravel, Node.js, and PHP applications. I have strong experience working with databases like MySQL, MariaDB, MongoDB, and PostgreSQL, as well as integrating and managing Cloudflare services. My skills also cover proficient management of email services and web hosting. Kindly chat once. Thank you
$400 USD in 1 day
4.2
4.2

✔ I deliver 100% work — 99.9% is not for me. ✔ Workflow Diagram Threat Model Review ⟶⟶ VPS Architecture Design ⟶⟶ Secure VPN Deployment ⟶⟶ DNS Hardening & Privacy Controls ⟶⟶ Network Monitoring Setup ⟶⟶ Security Auditing & Validation ⟶⟶ Documentation & Knowledge Transfer Key Highlights ✔ Design and deploy a privacy-focused Linux VPS with security-first architecture. ✔ WireGuard or OpenVPN deployment with hardened configurations and strong encryption. ✔ Self-hosted DNS resolver (Unbound/Bind/AdGuard Home) to reduce reliance on third-party DNS providers. ✔ DNS leak prevention, DNSSEC validation, encrypted upstream DNS (DoT/DoH) where appropriate. ✔ Firewall hardening using nftables/iptables with strict access controls. ✔ SSH security (key-based authentication, fail2ban, brute-force protection, optional port knocking). ✔ Network visibility through logging, monitoring, traffic analysis, and alerting tools. ✔ Security review of your current architecture and identification of potential weaknesses. ✔ Clear explanation of what a VPS can and cannot protect against, including limitations regarding mobile devices and closed operating systems. ✔ Comprehensive documentation covering deployment, maintenance, backup, and incident response procedures. ✔ Practical recommendations aligned to your personal threat model rather than unnecessary complexity.
$300 USD in 9 days
3.8
3.8

Hello, I’m an IT expert with over 20 years of experience in the industry. I hold certifications as a Cisco Certified Networking Professional (300-100 and 300-115), Linux Certified Professional (LPI 101, 102, 103), Red Hat Certified System Administrator, VMware Certified Professional (versions 4, 5, and 5.5), as well as being a Microsoft System Administrator/Engineer from 2003 to 2022 and AZ104
$250 USD in 1 day
3.9
3.9

Hello! Allen from Fort Worth here. Crafting a resilient, self-hosted perimeter for your digital footprint requires a methodical shift from default trust to verifiable isolation, and I am eager to help you build this defense. Q1: Given the potential for DNS hijacking, how do you want to handle the trade-off between strict DNSSEC validation and the risk of resolution failures caused by misconfigured upstream zones? Should we implement a secondary cache-only resolver to provide failover redundancy without compromising on our strict cryptographic validation requirements? Q2: Regarding VPN traffic, are you comfortable using split-tunneling for local network discovery, or does your threat model require a full-tunnel, forced-routing approach for all traffic? We must consider how MTU path discovery and potential packet fragmentation will impact throughput when applying these intensive encryption layers. Q3: For the visibility stack, are you prepared for the storage overhead of full packet capture, or should we focus on flow-based metadata analysis to detect anomalies? How should we balance the granularity of our alert thresholds against the high rate of false positives typical in encrypted traffic inspection? I look forward to discussing these critical security measures with you in greater detail. Best regards.
$500 USD in 7 days
3.3
3.3

Hi there, I can help you with setting up a hardened VPN environment on your VPS. I read through your concerns about DNS leaks and network compromise, and I'd approach this by running a WireGuard setup with Pi-hole for local DNS resolution, plus some iptables rules to prevent any traffic from leaking outside the tunnel. I'd also set up fail2ban and auditd for visibility into what's hitting the box. I'm Edward, been doing Linux security work for over a decade and I always explain the why behind each step so you understand the trade-offs. Happy to chat more about this.
$250 USD in 7 days
3.4
3.4

If you're looking for someone who treats your project like their own business, you're in the right place. Give me one opportunity to prove my expertise, and I'm confident you'll want to work with me again. To improve the privacy and integrity of your internet traffic, implementing a dedicated DNS resolver and a secure VPN setup would be essential. As a Linux systems administrator and cybersecurity professional with extensive experience in designing privacy-focused environments, I can help you build a VPS that mitigates the risks you’ve faced. My approach includes setting up secure DNS solutions to minimize reliance on third-party providers and implementing strict access controls to guard against DNS leaks and hijacking. I’ll also provide clear documentation, best practices, and ongoing support to ensure your setup remains robust against current threats. Together, we can develop a solid plan that aligns with your specific objectives while ensuring that you gain the necessary visibility into your network activity. Let’s discuss your goals further to create a tailored solution. Best Regards,
$400 USD in 3 days
3.4
3.4

I am interested in assisting with your VPN/VPS setup and hardening project. With experience in Linux server administration, network security, and cloud infrastructure management, I can configure a secure and reliable VPS environment tailored to your personal requirements. My focus will be on ensuring stability, privacy, and strong security while maintaining ease of use and performance. I can deploy and configure VPN solutions such as WireGuard or OpenVPN, secure SSH access, implement firewall rules, disable unnecessary services, configure intrusion prevention tools, and apply system hardening best practices. Additionally, I can optimize server performance, automate updates where appropriate, establish monitoring, and document the setup so you can easily manage it in the future. Throughout the project, I will provide clear communication, regular progress updates, and a transparent explanation of all security measures implemented. My goal is to deliver a properly secured VPS and VPN environment that protects your data, minimizes attack surfaces, and provides dependable remote access for your personal use.
$250 USD in 7 days
3.6
3.6

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