Engineers & Fraud Ops: Reduce False Positives with 0–100 Proxy Scores
Implementation focused proxy detection for engineers and fraud teams: APIs, caching, TLS fingerprints, and a 0–100 confidence model to cut false positives.
Blog / Proxy & VPN detection
Proxy & VPN detection
Start Visitor Identification in 5 Minutes — Validate with 5,000 Live IDs
Practical playbook for fraud and product teams to deploy visitor identification: prioritized engineering checks, monitoring rules, and vendor-evaluation...
VPN vs proxy vs Tor: how each hides traffic and how detection tells them apart
VPN vs proxy vs Tor: how each hides traffic, what each one still reveals, and how a detection layer tells them apart at the network level.
iCloud Private Relay: what it is, and what it means for fraud detection
iCloud Private Relay hides a Safari user's IP, but Apple publishes its egress ranges, so it is identifiable. What it is and how to read it for fraud.
15 best VPN and proxy detection tools for fraud prevention in 2026
Compare the best VPN and proxy detection tools for fraud prevention in 2026: what each detects, residential-proxy coverage, pricing, and how to choose.
How to detect Tor traffic without blocking real users
Detecting Tor traffic is easy because exit nodes are public. The hard part is acting on it without blocking real users. How web detection actually works.
Will iCloud Private Relay and Chrome IP Protection break your fraud detection?
What iCloud Private Relay and Chrome IP Protection actually change for fraud detection: what degrades, what survives, and why masking is not evasion.
How to detect VPNs in 2026
How to detect VPNs in 2026: the methods that actually work, why an IP check alone fails, and how masked traffic ties to abuse and risk.
Residential proxy detection: why home IPs are the hardest to catch, and how detection actually works
What a residential proxy is, where the home IPs come from, and how residential proxy detection works without relying on the address itself.
Proxy detection for fraud prevention: how to identify hidden traffic sources
How proxy detection works for fraud prevention: 13 techniques, why residential proxies are hard to spot, and why an IP check alone is never enough.