This first posted on crypto list as response to debate.
Posted by first posted on crypto list... at October 17, 2007 08:10 AMThe title itself appears to be used earlier, although the arguments differ somewhat.
Posted by Another use of title predates.... at October 17, 2007 08:12 AMSee also Carl Ellison's rant: http://world.std.com/~cme/non-repudiation.htm ... unknown date
Posted by Carl Ellison's rant at March 21, 2008 03:29 PMSee also McCullagh and Caelli, "Non-Repudiation in the Digital Environment," First Monday, 11 July 2000 for some definitions: http://www.firstmonday.dk/issues/issue5_8/mccullagh/
Posted by McCullagh and Caelli's paper at March 21, 2008 03:34 PM