Question: Is there a service that detects and blocks proxy users and VPNs to improve cybersecurity?

If you're looking for a service that spots and blocks proxy users and VPNs to improve security, IPQS is a good option. It offers real-time insights through sophisticated algorithms that analyze more than 300 data points, including proxy and VPN identification. The service integrates with common services like Hubspot, Salesforce and Outreach, offering scoring and risk assessment to help businesses avoid fraud and protect customer data.

Another good option is Verisoul, which automates manual processes and consolidates vendors to thwart fraud. It includes features like proxy and VPN detection, device fingerprinting, geolocation and phone and email intelligence to ensure each user is genuine and unique. Verisoul works with a variety of industries and offers tiered pricing with a 30-day free trial, so it's good for businesses of all sizes.

For a complete set of tools, check out MaxMind. The system uses machine learning technology to offer real-time risk scoring and IP geolocation. It specifically identifies and blocks unauthorized access from VPNs, proxy users and anonymizers, so it's a good option for businesses that need serious fraud protection. MaxMind covers 99.9999% of IP addresses and offers 99.99% web service uptime, so it's reliable and accurate.

Last, Greip offers a collection of fraud prevention tools, including VPN/proxy detection and IP geolocation. Its focus is on ensuring the integrity of financial transactions, so Greip offers real-time monitoring and tracking of suspicious activity. It supports several programming languages and offers a range of pricing tiers, so it should be adaptable to your business needs.