Over time, spammers have changed their spamming tactics in their bid to gain access to people’s mailboxes. The latest tactic is to use the common PDF file format to send image spam. Brian Azzopardi from GFI Software reports. By using PDF attachments to send images instead of embedding them in the body of the email message, spammers have taken the cat-and-mouse game with anti-spam software developers to a new level.

At one point or another, we have all received emails that promise business deals worth millions of pounds, that try to sell products to improve our appearance or that try to convince us why it’s worth investing our money in a particular company. Talal Masood - BLOG » PDF spam - a step ahead of image spam

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