If you want to know how important spam filters are to your online experience, try turning them off for a day. You’ll quickly see why these tools we tend to take for granted are so essential. We may not know how spam filters work, but we’re grateful that they do.
Spam volumes have been dropping in recent years, but there’s still plenty of junk out there. According to Trend Micro’s Global Spam Map, volumes exceed 400 billion messages on some days, but we almost never see spam in our inbox. Why is that?
