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Email aliases: less spam, more privacy
Instead of giving out your real email address everywhere, you use alias and throwaway addresses. That protects your privacy, cuts spam – and shows you exactly who leaked your data.
Your email address is your ID online: you sign in with it everywhere. That is exactly why you should not hand it out everywhere. Email aliases are the neat solution – second addresses that forward to your real inbox without revealing your actual one.
The short version
- Hide your real address: you give out an alias instead of your main address.
- Switch off spam: if an alias gets flooded, you simply delete it.
- Spot data leaks: one alias per service shows you who passed your data on.
- Easy to set up – through your email provider or your password manager .
How an alias works
An alias is a working email address that forwards every message to your real inbox. To the store or newsletter it looks like an ordinary address, and you read everything in one place. Your real address stays private.
shoes-store@…, newspaper-news@…. If spam suddenly arrives at one of them, you know immediately which service sold your data or had a breach
– and you switch off that one alias.Alias vs. throwaway address
| Alias | Throwaway address | |
|---|---|---|
| Lifetime | permanent | short / one-off |
| Can you reply | yes | usually no |
| Good for | accounts you keep | one-time downloads, contests |
| Managed | through provider or password manager | on the spot, anonymous |
How to set aliases up
Three simple routes
- Through your email provider: many – especially the privacy-focused ones – let you create several alias addresses inside your account. Gmail also accepts a plus tag like
[email protected], which is quick, but some sites reject it and spammers can strip it off. - Through your password manager or platform account: several password managers create an alias while you sign up. On Apple devices, “Sign in with Apple” plus Hide My Email does the same thing and forwards to your iCloud inbox.
- Through a dedicated alias service: unlimited aliases, managed in one place and switched off one by one.
Why this improves your security
Email aliases are more than a convenience against spam – they are active protection:
- A smaller target: your main address, the one that holds all your accounts together, stays hidden.
- Breaches stay contained: a compromised alias can be switched off without touching your real address.
- Less phishing: the less your real address circulates, the fewer targeted phishing emails reach you.
Our recommendation
Start small: for your next sign-up, use an alias instead of your real address. Combined with a safer browser and the habit of sharing less , you give away noticeably less every day – and give up nothing in comfort.Frequently asked questions
What is the difference between an alias and a throwaway address?
An alias is a permanent second address that forwards mail to your real inbox – good for sign-ups you want to keep. A throwaway address works only for a short time and suits one-off things like a download or a contest entry.
Can I reply from an alias?
With a proper alias service, yes: your reply goes back out through the alias, so your real address stays hidden. Plain throwaway addresses are usually for receiving only.
How do I find out who gave my data away?
Create a separate alias for each service. If spam suddenly arrives at the alias you only used with one store, you know exactly where the leak came from – and you can switch that alias off.
Is this complicated to set up?
No. Many email providers and password managers create aliases at the press of a button. You make a new address, hand it out, and all the mail lands in your normal inbox.