Ken Shirriff's blog

Computer history, restoring vintage computers, IC reverse engineering, and whatever

The programming error that cost Mt Gox 2609 bitcoins

In October 2011, Mt Gox lost over 2609 bitcoins by accidentally creating transactions that can never be redeemed. (At the time, 2609 bitcoin...

Bitcoin mining the hard way: the algorithms, protocols, and bytes

This article explains Bitcoin mining in details, right down to the hex data and network traffic. If you've ever wondered what really h...

Hidden surprises in the Bitcoin blockchain and how they are stored: Nelson Mandela, Wikileaks, photos, and Python software

Every Bitcoin transaction is stored in the distributed database known as the Bitcoin blockchain. However, people have found ways to hack ...

The Bitcoin malleability attack graphed hour by hour

I have a new Bitcoin article: Hidden surprises in the Bitcoin blockchain The Bitcoin network was subject to a strange attack this week. U...

Bitcoin transaction malleability: looking at the bytes

"Malleability" of Bitcoin transactions has recently become a major issue. This article looks at how transactions are modified, a...

View web version

Powered by Blogger.