> > Dear All, > > I would like to stop the upload of the files in WEB mails > like Yahoo, Hotmail, > .... > The solution depends on the specific application used. Set log_mime_hdrs on in squid.conf. -> Then try such an upload -> Find the access log entry in squid. -> Identify the mime type used. -> Block it using http_access rules in squid.conf. There is thus, no unique and immediate way to do this, so to speak. M.