----- Original Message ----- From: "Malcolm Nixon" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Sunday, January 07, 2007 1:23 PM Subject: Re: [canals-list] Xmas card
> On Sat, 6 Jan 2007 21:37:14 -0000, "Mike Stevens" > <[EMAIL PROTECTED]> wrote: >>Only if it's in the form of an .exe file. If a card is in .jpg, .gif, >>.pdf >>or many other formats, there's no problem. >> >> > > I hesitated before doing this (:-) > > but > > A problem with pdf files: (snip) There is (or was) also an issue with software which doesn't display file extensions by default, so you get malicious stuff called e.g. nicepicture.jpg.exe which shows up as nicepicture.jpg and people who have seen such as the above think they are safe to open it. As a nice bit of subtlety I would imagine the offending .exe file could even be made to display the appropriate picture as well as do its dirty work leaving the victim unaware of any problem. -- Niall
