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What Does Whitelist Mean?

Whitelisting is a simple yet crucial step in email security best practices. It simply means telling your mail service to always let certain emails in. It works by adding an address to a special list so that its emails arrive in your inbox and never get marked as spam.

If a sender is mistakenly blacklisted, their messages will lend up the junk folder. Since you don’t want that, the following email whitelisting instructions will help you avoid the trouble of having important messages identified as spam.

No matter which service provider you use, understanding what is whitelisting an email will benefit you.  We will cover Gmail, Outlook, Yahoo, AOL and ProtonMail in this article.


How to Whitelist an Email in Gmail?

If you use Gmail as your email provider, it’s easy to stop certain Gmail messages from going to spam. You just need to set Gmail spam filters to never mark all future communications from that sender as unwanted mail. Whitelisting emails in Gmail can be done quickly through the web client:

1. Log in to your Gmail account.

2. Click the Settings gear icon in the top-right corner, then select See all settings.

3. Navigate to the tab labeled Filters and Blocked Addresses to access information about your existing filters, and select Create a new filter.

4. Enter to add it to the Gmail whitelist into the From section.

5. Click Create filter to confirm.

6. Put a mark next to Never send it to Spam to add this address to the Gmail safe sender list.

7. Click Create filter again to save settings.

Using Gmail’s filter settings, you can also star these emails, apply a chosen label, mark them as important, or perform other actions.


How to Whitelist an Email in Outlook?

To whitelist email domain or a specific address in means adding it to a group called Safe senders. A whitelisted address will bypass Outlook spam filters and be delivered to your inbox. To add an address or domain to the Safe senders list:

1. Sign in to your Outlook inbox on the web.

2. Select the gear icon in the top right corner to access Settings.

3. On the left sidebar, click on Mail, then navigate to Junk email.

4. Click on +Add under Safe senders and domains to add a contact to the allowed list.

5. Add to Safe senders.


How to Whitelist an Email in Yahoo?

1. Navigate to Settings icon, then click More Settings from the Yahoo Mail menu.

2. Select Filters and hit Add new filters to enter

3. From here, you can enter any string of text you want to whitelist in future emails. This could be anything from an email address or domain name to something you expect to be in the body of the message.


How to Whitelist an Email in AOL?

1. Log in to your AOL account.

2. Open Contacts from the left navigation pane.

3. Click the New Contact icon and enter

4. Click the Save button at the bottom.


How to Whitelist an Email in ProtonMail?

1. Log in to yoru ProtonMail account.

2. Click the Settings gear icon in the top right and press All settings button.

3. Click the Filters tab.

4; Press Add domain button under Spam, block, and allow lists.  Then select Allow.

5. Enter and click Add address.