Akarsh Sanghi, Alex Blania, Christian Brendel, Chris Waclawek, Dan Girshovich, Luis Wenus, Misha Wilcockson, Philipp Sippl, Philipp Strack, Remco Bloemen, Sam Altman, Sandro Herbig, Shravan Nageswaran, Sven Seuken, Shuby Deshpande, Tiago Sada, and the rest of the Worldcoin Team

This content is provided for informational purposes only and should not be relied on as legal, business, investment, or tax advice. The content speaks only as of the date indicated. Any projections, estimates, forecasts, targets and/or opinions expressed in these materials are subject to change without notice. Certain information contained in here may have been obtained from third-party sources. While taken from sources believed to be reliable, Worldcoin has not independently verified such information and makes no representations as to its accuracy.

An Internet for Humans: Proof-of-Personhood Explained

Who Watches the Watchmen? A Review of Subjective Approaches for Sybil-resistance in Proof of Personhood Protocols

Hard Problems in Cryptocurrency: Five Years Later

Digital identification: A key to inclusive growth

Counting the uncounted: 1.1 billion people without IDs

CAPTCHA: Using Hard AI Problems For Security

Using Human Cognitive Limitations to Enable New Systems

Probing the Uniqueness and Randomness of IrisCodes: Results From 200 Billion Iris Pair Comparisons

Roll_up / roll_back snark side chain ~17000 tps

Credible Neutrality As A Guiding Principle

How the Launch Works

Introducing Worldcoin

The three symbols that make up the Worldcoin logo combine to convey a simple message: the global economy belongs to everyone.

The above content speaks only as of the date indicated. Further, it is subject to risks, uncertainties and assumptions, and so may be incorrect and may change without notice. A full Disclaimer can be found in our Terms of Use.

The story behind the new Worldcoin logo

What is World ID? How is it issued? Is it linked to biometric data? Find the answers to the most common World ID FAQs here.

World ID FAQs

Learn how to download and use World App, as well as how to verify your World ID.

* Worldcoin tokens are not intended to be available to individuals or companies who are residents of, or are located, incorporated or have a registered agent in, the United States or other restricted territories.

How to use World App and verify your World ID

When it came to designing the Orb for Worldcoin, the team at TFH had one goal in mind: It must be simple enough to speak to everyone.

Designing the Orb:
The universal value of simplicity

Find out what happened when the Orb made its first visit to the Japanese capital.

Hackathon recap:
The Worldcoin Orb visits Japan

As AI advances, the ability to identify human-created online content is becoming a necessity. That’s where PoP comes in.

Proof of personhood:
What it is and why it’s needed

From their higher entropy to their inclusiveness, privacy-preserving iris biometrics are the key to proving personhood at a global scale.

All about the entropy:
Why irises beat faces and fingerprints for proving personhood

Important information about some of the most common myths and misconceptions about the Worldcoin protocol.

Debunking the most common myths about Worldcoin

Take a first look at the decentralization measures underway at Worldcoin in the areas of governance, engineering and operations.

A primer on decentralization at Worldcoin

Worldcoin is an open source protocol, or system, created to help give everyone access to the global economy. Here’s how it works.

What is Worldcoin, and how does it work?

Worldcoin Operators are a vital part of the Worldcoin ecosystem. But what exactly are they, and how can you become one? 

What is a Worldcoin Operator, and how can I become one?

The Orb is a biometric imaging device that privately and securely verifies an individual’s unique personhood. Here’s what that means.

Understanding the Orb and why Worldcoin uses biometrics

We believe that privacy is a fundamental human right. Learn about our state of the art privacy protections today and what’s ahead.

Solving for privacy:
Our approach to keeping information safe

Deep dive into all things Worldcoin. Read all about our tech, our progress and what’s still to come.

The Worldcoin Blog

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