Website Security Specialist – U.S.-Only Access, VPN/Proxy Blocking and Cloudflare Configuration

We are seeking an experienced website security specialist to restrict access to two existing client website to visitors physically located within the United States.

Our objective is to prevent access from international visitors, including those attempting to circumvent geographic restrictions using VPNs, proxy servers, Tor, or other anonymization services.

This is a focused, one-time security configuration project. We are looking for a practical, cost-effective solution that minimizes ongoing maintenance and disruption to legitimate U.S. visitors.

In simple terms, these websites are to be disallowed to anyone outside of the US.

Scope of Work

1. Geographic Access Restrictions

Configure U.S.-only IP geolocation restrictions.

Block traffic from IP addresses geolocated outside the United States.

Apply restrictions across all relevant website pages, endpoints, and subdomains.

2. VPN, Proxy and Anonymizer Detection

Implement detection and blocking of known commercial VPN services.

Block known proxy servers, Tor exit nodes, and anonymizing networks.

Evaluate data-center and hosting-provider IP filtering.

Recommend additional protections against residential VPNs and proxies, explaining any technical limitations.

3. Cloudflare / Firewall Configuration

Review existing CDN, DNS, hosting, and firewall configurations.

Configure Cloudflare WAF or an equivalent solution.

Prevent direct origin-server access that could bypass security restrictions.

Implement appropriate bot and threat protection.

4. Testing and Validation

Test website access using U.S. and international IP addresses.

Test access through known VPN and proxy services, including U.S. exit nodes.

Verify that legitimate U.S. users retain access.

Identify and document any remaining bypass risks.

5. Documentation

Provide a summary of implemented security controls.

Document ongoing subscription or maintenance requirements.

Provide instructions for updating or modifying the restrictions.

Required Experience

Cloudflare WAF and website security configuration.

IP geolocation and VPN/proxy detection.

CDN, DNS, hosting, and firewall security.

Experience implementing geographic access restrictions on production websites.

Any ongoing software subscription costs.

We are seeking the strongest practical protection with reasonable implementation and ongoing costs.

Please include estimated implementation time and fixed-price fee or number of hours and hourly rate.

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Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...

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