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Extropy.IO

We are a Web3 and cryptography consultancy based in Oxford

Oxford, United Kingdom Joined on Nov 16, 2025

Support email

info@extropy.io

Employees

5

Cover image for Start the year securely with these development checklists

Erick Fernandez

Jan 14

Start the year securely with these development checklists

#cybersecurity #web3 #blockchain #ethereum

2 min read

Cover image for Extropy Security Bytes: w1 & w2, 2026

Erick Fernandez

Jan 13

Extropy Security Bytes: w1 & w2, 2026

#cybersecurity #ethereum #blockchain #cryptocurrency

8 min read

Cover image for Into the Ocean

Erick Fernandez

Jan 7

Into the Ocean

#math #blockchain #zeroknowledge #web3

1 min read

Cover image for The $3 Billion Loss Year: End-of-Year Security Report

Erick Fernandez

Dec 31 '25

The $3 Billion Loss Year: End-of-Year Security Report

#blockchain #security #zeroknowledge #ethereum

4 min read

Cover image for The Moon and the Maths: The Sea of Tranquility

Erick Fernandez

Dec 30 '25

The Moon and the Maths: The Sea of Tranquility

#zeroknowledge #math #blockchain #ethereum

8 min read

Cover image for The Quantum Event Horizon: Cryptographic Vulnerabilities in the Ethereum Network

Erick Fernandez

Dec 29 '25

The Quantum Event Horizon: Cryptographic Vulnerabilities in the Ethereum Network

#quantum #ethereum #blockchain #web3

6 min read

Cover image for Moon Math Itinerary: The Lunar Map of ZK

Erick Fernandez

Dec 19 '25

Moon Math Itinerary: The Lunar Map of ZK

#zeroknowledgeproofs #zkp #math #blockchain

1 min read

Cover image for Why Zero Knowledge Proofs are like a Lunar Landscape.

Erick Fernandez

Dec 15 '25

Why Zero Knowledge Proofs are like a Lunar Landscape.

#web3 #zeroknowledge #math #blockchain

1 min read

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