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You may have read our recent blog on blacklisting, but do you know what greylisting is? Greylisting (like blacklisting) is a popular technique for blocking spam emails. Blacklisting relies heavily on automated computer programs that programmatically analyse email traffic, to determine the probability of messages being spammy. These programs/bots aren’t perfect and can make mistakes, […]

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Canadian Anti-Spam Legislation – What You Need to Know

On the 1st of July 2014, the Canadian Anti-Spam Legislation (CASL) will come into effect, and it’s provisions will reach far beyond the borders of our maple-loving neighbours and be applied to anyone who’s emails are opened in Canada. It’s important to note that CASL is not just limited to Canadian email addresses (, but […]

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