Spam is one of the oldest problems on the internet, yet it hasn't gone away. If anything, it has adapted. Filters do a good job of catching obvious scams, but marketers have learned how to slip past them with subject line tricks, code manipulation, and even AI-generated copy. That's why most people still find themselves deleting a handful of unwanted messages every week.
But there's another angle here. Instead of depending only on filters, you can change the way you give out your address in the first place. That's where smart aliases and burner emails step in.
An alias is a second address linked to your main inbox. Think of it as a mask or a front doorbell. Mail sent to that alias still arrives in your real account, but the alias lets you filter and control it differently. If one alias starts getting spammed, you can delete it or redirect it without touching your primary address.
Aliases aren't new, but they're becoming more important in an era where every online shop and service seems eager to collect your details.
Aliases and burner emails overlap but serve slightly different purposes.
Both strategies reduce spam, but aliases give you more continuity, while burners offer clean breaks. A service like GetBurnerEmail combines the ease of quick creation with the safety of disposal, making it ideal when you don't want ongoing ties.
Spam filters try to guess which messages you want. They sometimes guess wrong, leaving you with either false positives (important mail marked as spam) or false negatives (junk making it through). Aliases shift the burden.
Here's how:
The result is less dependence on filters and more control in your hands.
Imagine you're testing out three new online learning platforms. Each one requires an email. Instead of using your primary inbox, you create three different aliases or burners. Within weeks, one platform starts sending four reminders a day, while another shares your details with advertisers. Thanks to the aliases, you know exactly which one is the culprit—and you can shut it down without collateral damage.
Search data shows rising interest in phrases like "smart email alias to avoid spam" and "create temporary email address". This reflects a shift in user intent: people are not just reading about spam—they're actively searching for tools to reduce it. That's high-intent traffic, the kind that signals someone is ready to try a solution.
These trends suggest that users are no longer satisfied with traditional filters alone. They want control from the ground up.
Aliases don't solve everything. If your main account is ever hacked, all aliases tied to it are exposed. Some websites also block addresses they detect as "masked" or "temporary." And if you forget which alias you used for a particular service, recovery can be tricky.
That said, the downsides are small compared to the flood of junk mail and phishing risks you avoid.
The strongest strategy isn't choosing aliases or burners—it's using both. Keep aliases for services you plan to use long-term but don't fully trust. Keep burners for one-off interactions where you'll never need the address again.
Together, these tools make spam filters almost irrelevant. Instead of cleaning up after the fact, you prevent the mess in the first place.
Spam filters are a band-aid, not a cure. By creating smart aliases and using burners when needed, you put yourself back in charge of who gets access to your inbox. It's a proactive move that saves time, protects privacy, and limits the digital noise that crowds your day.
Next time you're tempted to type your main address into a form, pause. Ask yourself if an alias or a burner would work better. More often than not, it will.