Noel, Yeah thats exactly the kind of thing, now I think of it.
d. > I would check MIME type, file extension, and most importantly the > magic, to > make sure that they all match. Any failure to match would be suspect, > regardless of what the A/V program says. I think you misunderstood my > earlier point. In truth I must have done, I *still* wouldn't like to trust that those things weren't being hijacked though, even the magic. Or I should say that I might take that decision/risk for myself but wouldn't want to release software that contained the assumtion, particularly not anti-virus software. d.