It’s an eye-watering statistic, but around 80% of emails are spam. That equates to well over 100 billion spam messages in circulation worldwide every day. In size and scale, the problem is in a different league from emails infected with viruses (under 1% of all traffic) and phishing (under 0.5% of all traffic) . With their capacity to eat away at efficiency and compromise productivity, unsolicited emails represent the primary internet-based threat confronting businesses today
