A Wish To All
This is my first post in 2011. As the only way I communicate through posts though I Am Wishing You All Happy New Year! May This Year Brings You Billions Of Happiness And Comforts in your life. Love You All
Views Expressed In this Article/Post/Entry are generally accumulated from Published Entries on Internet. Specially from Wikipedia. But This Article is much more improved. And Is written more Informative.
Introduction To Spam
Spam is a Abusein Electronic Messaging System.To send unsolicited bulk messages indiscriminately. While the most widely recognized form of spam is E-Mail Spam, The Term is applied to similar abuses in other Media: Instant Messaging Spam, Search Engine Spam, Forum Spam, Social Networking Spam, File Sharing Spam etc.
Spamming remains economically viable because advertisers have no operting costs beyond the management of their mailing liss, and it is difficult to hold senders accountable for their mass mailings. Because the barrier to entry is so low, Spammers are numeous and the volume of unsolicited mail has become very high. The costs, such as lost productivity and fraud, are borne by the public and by Internet Service Providers, which have been the force to add extra capacity to cope with the deluge. Spamming is widely reviled, and has been the subject of legislation in many jurdictions. People who create electronic spam are called Spammers.It is believed that majority of spammers are using Home PCsfor this purpose.
What Is Image Spamming ?
Before We Start To Discuss Trends, We Should Put Some Light on Image Spam.
Image Spamming is a new method of E-Mail Spamming. The Text Is Embedded In Image or Picture files, which most anti-spam software ignore. They are not detected as spam simply because they are pictures and not text. Blocking Image Spam is proving difficult, as images and pictures (whether as attachments or embedded in the body of the message) are an expected part of a person's daily E-Mail intake - for business reasons (e.g, company logos, product shots, electronic newsletters, etc.) or personal purposes (family photos, vacation shots and so on)
I think we have got enough information about Image Spam, so now we should proceed to its latest trends.
The Latest Trends In Image Spamming
Although Spammers Registered considerable success with image spam (picture, right) the anti-spam software industry had not lost the battle and quickly came out with new counter measures to stop image spam. Realizing that filters had a problem with images, the answer was to hit spammers at source- that is where the E-Mail originated from. This new approach had an immediate positive result and considerably decreased the eddectiveness of image spam and gave back to E-Mail users some control over their mailbox. As with every cat and mouse game, spammers had to respond and in June 2007, they came up with a new technique that is not only ingenious but even more problematic than image spam. Instead of Embedding the image with in E-Mail Itself, they "repackaged" it with in an attachment using one of the most common file formats in use today - A PDF File. This move is clever for a number of reasons described below:
The Damage that Spam can cause any Business should never be underestimate. Efficiency, Productivity, and Profitability can all take a serious hit if electronic junk E-Mail gains access to inboxes, with valuable time and effort eaten up in identifying and deleting unwanted messages. Spam currently accounts for a staggering 84%approx. for all E-Mails heading to corporate gateways. As Spam filters become more effective Spammers have to adobt new techniques to attempt to out with Anti-Spam defenses and ensure their unsolicited E-Mailsare delivered to their targets. By encoding their messages as an image rather than as plain text, Spammers hope to hide the content of the spam from spam filters. Their reasoning is that only the recipient will be able to view and read the image, spam filters will not be able to understand the content and let the E-Mail pass. Neverthless there are subtle clues hidden within the images which identify them as spam.
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