When should we commemorate the centenary of cyberwarfare - or has it already passed? It causes surprise when I inform those who say that UK, EU or International legislation on electronic signatures and transactions is urgent that the first test case on whether a cable is an enforceable contract went to the New Hampshire Supreme Court in 1869 and there plans would undermine the basis of over a century of global electornic commerce. Those say e-crime is new and needs new laws are equally susprised that the first detected use of electronic interception for criminal purposes was in France in 1834, when Francois and Joseph Blanc were found to have bribed cable operators to give them news of stock exchange transactions. The first (and arguably most successful) global agreements on conduct in cyberspace (including charging rates, coding and security processes), derive from the International Telegraph Conference in 1865. Should we count the start of cyberwarfare to May 1857 when almost the first act of Meerut mutineers was to cut the telegraph lines - albeit too late for the Delhi office to send the news out over 6,000 kilometres of cable linking the main communications centres of India? Or from May 1863 and the Battle of Chancellorsville when Butterfield made the first battlefield use of telegraphic deception and interception and the subsequent failure of the Union telegraph systems when the Union armies were on the verge of success blinded Hooker and led him to turn victory into defeat. There is an