Posts in Bitcoin & Blockchain Tech

I started the company Panopticrypt in June 2011. At this stage, I was still deep in disputes with the Australian tax office. My two companies that I’d formed in 2009, Information Defense and...

Satoshi Nakamoto is an amalgamation of 富永 仲基 (Tominaga Nakamoto) and Ash Ketchum (サトシ; Satoshi). The name wasn’t something that I spent months and months on deciding, and it doesn’t mean anything...

Governments cannot take into account wide-scale effects. You may ask why central planning always fails. No person, department, or other body can predict the course that society will take, and even...

Today’s business post is about a method to record research and development data in a way that is tamper-proof and allows privacy, review, and a means to validate the results. One nChain invention...

All changes result in unintended consequences. Whenever we start going down a path of implementing a policy, we need to think about the consequences — both the seen and the unseen. It is perhaps...

To be a valid hypothesis under the scientific method, there are steps that need to be followed. It is not simply enough to say that something is a theory; there are requirements that must exist...

Let’s imagine that Bob wants to ensure that his wealth can go to his children even if something happens. Bob has 50 bitcoin that he has allocated for his child’s college fund. Alice, his daughter,...

Bitcoin is only decentralised when power is removed from developers and others who can change the protocol. That is the point. The argument about decentralisation is about decentralisation of...

In the past, a concept known as a brain wallet was common. It is something that has a lot of value and yet has been overlooked because of bad security practices. The creation of a brain wallet can...

In a fair exchange protocol, two parties either both honour an exchange (such as a contract), or neither of them do. It is known that deterministic fair exchange is impossible without a trusted...