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website deanonymization

3 posts

One product with four contradictory percentage tags, showing the same visitor identification tool published at four different match rates.
Website Visitor Identification·29 min read·Anonymous Visitor Identification — Part 4 of 13

Website Visitor ID Match Rates Decoded: Why 40%+ Person-Level Claims Are Usually Fiction

Every visitor identification vendor publishes a match rate, and almost none of them mean the same thing by it. This guide compares the published claims of 15 B2B vendors side by side, shows how the number is actually calculated, explains why one product is currently advertised at four different rates at once, and gives you a self-audit you can run on your own traffic in an afternoon.

Diagram of five methods to identify anonymous website visitors — reverse-IP, identity graph, server-side, form fill and LinkedIn — feeding a CRM.
Website Visitor Identification·19 min read·Anonymous Visitor Identification — Part 2 of 13

How to Identify Anonymous Website Visitors: 5 Methods and What Each Actually Delivers

There are five real ways to identify anonymous website visitors, and they deliver wildly different things. This guide walks through each method — reverse-IP company lookup, third-party identity graphs, first-party server-side resolution, form fills with enrichment, and manual LinkedIn matching — with the realistic match rate, cost, and limits of each, so you can pick the one that fits your traffic instead of the one with the loudest pitch.

Isometric diagram of a B2B website funnel where anonymous visitors pass an identification layer and a small subset resolves into named profiles.
Website Visitor Identification·32 min read·Anonymous Visitor Identification — Part 1 of 13

Anonymous Website Visitor Identification for B2B: The Complete 2026 Guide

Anonymous website visitor identification turns a fraction of your invisible B2B traffic into named buyers. This complete 2026 guide covers how it works, person-level vs company-level, the match rates few vendors let you verify, how to route identified buyers into your CRM, and when it's legal to email them.