Dear Peter, Am Mittwoch, den 07.08.2013, 00:03 +0100 schrieb peter green: > The bottom line is under practical conditions the only way you > are going to see two files with the same md5 is if someone went > out of their way to create them and send them to you. thank you very much for this insightful analysis, now I feel more confident :) Best regards, - Fabian