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A Honeypot is, by definition(1),(2), a decoy or a trap whose purpose is to detect and identify unauthorized use in order to prevent breaches. In Email Security, a Honeypot is a SMTP server setup to process a single domain (or multiple domains)  to gather emails all day long.  Let’s examine two methods used by emailRead more

You are about to subscribe to a website, a newsletter, get a free email account, or try to download something.  You’ve never heard of this site before but it has what you need. Before you can click Confirm, you’re asked to complete a Captcha validation. Okay, no big deal: you enter the string and pressRead more

At some point you receive a newsletter that looks quite legit, but you don’t recall subscribing to it.  While looking at the content, you can’t figure out if it’s spam or not. What do you do with it? Delete! (And block the sender too, if you can). How does a spammer benefit from this? YourRead more

Consider these real-world facts: – The mobile phone market has grown quickly and steadily,  with 4.1 billion activated devices(2) world-wide by the end of 2008 and an estimated mind-boggling 4.6 billion in 2009(4)! Smartphones are expected to reach 20% of all mobile phones by 2013(7).. – Smartphones are now connected to the Internet through ultra-fastRead more

Botnets are networks of compromised machines that are under the command and control (C&C) of one entity – the botnet master.  They are typically used for crimes such as denial-of-service attacks, identity thefts, phishing and, most commonly, for sending spam.  Current botnets have easy-to-use HTML-based interfaces and can be rented out by spammers for theirRead more