BTC Leak - Blockchain hacks and cryptocurrency scripts

How to create a Bitcoin black hole

BTC Leak on July 27, 2020

It is surprisingly easy to construct a new Bitcoin address that can accept payments, which will be immediately and forever lost. Such addresses are called “provably unspendable,” meaning that you can prove beyond all doubt that no one ever can… Read the full article

Making the rich richer

BTC Leak on July 24, 2020

Here is our most unclear move thus far. We looked up the top 10 richest Bitcoin addresses and sent them 0.0001 BTC each. Here is the evidence, the transaction id. The addresses we sponsored are: 35hK24tcLEWcgNA4JxpvbkNkoAcDGqQPsP 3NnMpwtfiwK3KG9PGbb7jaqfP79xDpjwxw 37XuVSEpWW4trkfmvWzegTHQt7BdktSKUs 37do5d3pKeCuozjNCApGT153GJ8oNmKYbB 1FeexV6bAHb8ybZjqQMjJrcCrHGW9sb6uF… Read the full article

We solved a P2SH transaction puzzle and redeemed Bitcoin

BTC Leak on July 19, 2020

This is a success story about how we solved a transaction puzzle and collected a small sum of Bitcoin, all details included. Pay-to-script-hash (P2SH) are the most fascinating and curious kind of Bitcoin transactions. They allow Bitcoins to be sent… Read the full article

Scraping Pastebin for private keys

BTC Leak on July 18, 2020

A pastebin is a text storage site and the largest one is Pastebin.com itself. Pastebins have many legit uses, such as sharing code with others (the original intended use), but over the years, pastebins have also become go-to places for… Read the full article

Proving ownership of any file by piggybacking on the blockchain

BTC Leak on July 11, 2020

Most people say Bitcoin cannot have smart contracts. Most people are wrong! Here is a clever method – also a form of a DIY smart contract – you can use to prove beyond all doubt ownership of any file at… Read the full article