This technology can detect text but hidden spammers into well-coded images into images - new tricks are very popular among spammers - without a own identification mechanism. The method that Kaspersky uses is the comparison of capacity, the layout and presentation of email icons.
'However, this mechanism still has a gap. Spammers may deliberately distort photos to bypass software censorship , 'said David Emm, Kaspersky technology consultant.
Kaspersky has successfully tested and has been granted a patent in Russia.
In the February report of spam (February 2009 Spam Report), security firm McAfee warned of an increase in the types of malicious code hidden in 'unwanted' emails. Most of these emails suggest Internet users to confirm online purchases and many people have been fooled when they want to check what it is about buying and selling by downloading an attachment without knowing it. which contains ZBot Trojan virus.