Posts in Bitcoin & Blockchain Tech

There are a number of specialist topics in organisational OPSEC and concepts that need to be defined before going into detail. These include: Trusted Computer Base (TCB). The totality of...

There is a definitional distinction between the legal use of the term “non-repudiation” and the common use that has taken hold within IT. In legal terminology an alleged signatory to a document is...

Some time ago Hilary E Pearson (1996) noted that, “in many cases, liability will depend upon how a court faced with a case of first impression analogizes a particular Internet service provider to...

The Bitcoin system may be broken down into the following “phases”: Mining; Holding Bitcoin; and Transferring Bitcoin. Each of these phases are discussed in turn below. (a) Mining In its May 2013...

In its simplest form, a bitcoin transaction involves the creation of an entry in a ledger. The value on the ledger is updated such that the original holder of a cryptographic private key is...

The exchange of bitcoin for other currencies clearly comes under existing AML[1] regulations, and where an exchange[2] has been used as a part of this process, KYC[3] requirements will still...

The inherently international nature of Bitcoin lends its use to the requirement to account for foreign-exchange valuations. This does not even need to be associated with international...

This document is intended to provide an overview on Decentralised Autonomous Corporations (DAC) based on the blockchain technology. Note, Bitcoin is covered by the ticker BCH. BTC is not Bitcoin...

In this post I again preview a paper written a couple of years ago, but not yet published. The first draft of this paper dates to July 2016 and is available from:...

UNCITRAL Model Law on Electronic Signatures with Guide to Enactment (2001) has been widely adopted. The Electronic Signature Law of the People’s Republic of China recognises electronic signatures...