spam

(redirected from Image spam)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

spam

Online Unsolicited, commercial bulk–junk E-mail. See Mail list, USENET.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
Mentioned in ?
References in periodicals archive ?
According to the company, the third generation of image spam defence incorporates a new multi-pass optical character recognition (OCR) engine.
In addition, Barracuda Networks said it has enhanced the image spam defence capabilities in its backend systems at Barracuda Central, a technology operations centre where engineers monitor the Internet for trends in spam and virus attacks, and develop strategies to mitigate those threats.
Because developing stock spam that can pass through popular spam filters often requires the spammer to degrade the readability of the messages, stock spam also makes up a significant percentage of image spam. Using OCR (Optical Character Recognition) techniques, and fingerprint methods, the Barracuda Spam Firewall has an effectiveness rating of more than 93% against image-based spam, the company claims.
These include RPD along with Zombie detection, IP reputation, image spam defence, heuristic and Bayesian engines.
Tumbleweed's MailGate appliance filters a new image, using the wavelet transform technique to compare the image to existing image spam signatures, ensuring spam with similar but slightly varying graphics is blocked.
TELECOMWORLDWIRE-24 January 2007-Marshal's TRACE team claims image spam has reached new levels(C)1994-2007 M2 COMMUNICATIONS LTD http://www.m2.com
SoftScan attributes the enlargement of file size to the noticeable rise in image spam in recent months and warns that this will add to the cost managing email for some organisations that have to scale-up bandwidth and storage requirements to meet demands.
Image spam is most frequently used with 'pump and dump' spam, which tries to tempt the user to buy particular shares in the knowledge of a 'hot tip'.
Image spam, reportedly on the increase, is also becoming more sophisticated in an attempt to confuse scanners.
"Since we began testing a couple weeks ago, our clients aren't calling about image spam," said Jeff Wood, chief executive officer of WebTooset, an enterprise application development and IT training company that also hosts email servers.