jpeg

Tue
18
Oct
Dennis Faas's picture

Jpeg

In computing, JPEG (pronounced jay-peg) is a commonly used standard method of lossy compression for photographic images. The file format which employs this compression is commonly also called JPEG; the most common file extensions for this format are ... .jpeg, .jfif, .jpg, .JPG, or .JPE although .jpg is the most common on all platforms. JPEG/JFIF is the most common format used for storing and transmitting photographs on the World Wide Web. It is not as well suited for line drawings and other textual or iconic graphics because its compression method performs badly on these types of images (the PNG ... (view more)

Thu
30
Sep
Dennis Faas's picture

Windows Security Exploit: Jpeg of Death

Yesterday, I came across a very interesting article posted by p2pnet.net which details a recent exploit in MS Windows, called "jpeg of death.c v.05". In summary: on September 17th, 2004, a proof-of-concept exploit was discovered that could ... potentially execute malicious code on the victim's computer when viewing a JPG file image file using Internet Explorer; at the time, however, the exploit only crashed Internet Explorer. On September 24th, a new variant of the exploit appeared, responsible for running potentially malicious code if an infected .jpeg file was downloaded from the ... (view more)

Thu
05
Sep
Dennis Faas's picture

Outlook Express is sending multiple JPG images?

Gazette Reader Ken P. writes: " Dear Dennis, When I attach a jpeg file to an email message it will send 8 copies. If I attach 2jpeg files 16 copies are sent etc.. It does not do it with bitmap or any text files just jpeg. They suggested reinstalling ... Norton Anti Virus, but there was no difference. I sent a test message with attached jpeg file to my computer at work and one message shows up in my in box, as a jpeg file, and the seven others show up in the deleted box as .DAT files. I did a virus scan and all is OK. What do you think? " My Response: The only time I've experienced anything ... (view more)

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