How to Send Encrypted/Confidential Email in Gmail

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Written By Larious

Larious is the Executive Editor of LowkeyTech. He is a tech enthusiast and a content writer. 





Last Updated on May 1, 2023 by Larious

Gmail is right now the most used email service out there. The service is free; you can send unlimited emails to any address. However, if you use Gmail for business purposes, you might want to send encrypted or confidential emails.

Gmail has a feature that lets you send confidential emails in a few easy steps. If you send confidential emails via Gmail, the receiver would be prompted to enter the SMS passcode to access the email content.

Steps to Send Password Protected Email in Gmail

So, if you want to send encrypted or confidential emails in Gmail, you are reading the right guide. This article will share a step-by-step guide on sending confidential emails in Gmail. Let’s check out.

Send Encrypted Emails (Confidential Mode)

In this method, we will use Gmail’s Confidential Mode to send encrypted emails. Here are some of the simple steps to follow.

1. First of all, open Gmail and compose an email. Then, click on the Confidential mode button, as shown below.

2. On the Confidential mode pop-up, select SMS Passcode and click the Save button.

enable the 'SMS Passcode' option

3. Once done, click on the Send button. Now you will be asked to enter the recipient’s phone number. Enter the recipient’s phone number and click on the Send button.

enter the recipient's phone number

4. This will send the encrypted email to the receiver. The receiver would need to click on the Send Passcode button. As they click the Send Passcode button, they will receive a passcode on their phone number.

Confidential mode

That’s it! You are done. This is how you can send encrypted emails on Gmail.

Send Password Protected Emails on Gmail mobile

The Gmail mobile app for Android or iPhone allows you to send password-protected emails. Here’s how to send password-protected emails in Gmail mobile.

1. Open the Gmail app and compose an email you want to password-protect and send.

compose the email

2. On the top-right corner, tap on the three dots.

tap on the three dots

3. From the list of options that appears, select ‘Confidential mode‘.

tap on the Confidential mode

4. Select the ‘SMS‘ passcode on the Require passcode drop-down and tap the Save button.

select 'SMS Passcode' under the Require passcode section

5. On the missing information prompt, tap ‘Add missing information‘.

tap on the 'Add missing information' option

6. Now, enter the phone number where you want to receive the passcode and tap the Done button.

enter the phone number

That’s it! This is how you can send password-protected emails in Gmail for Android/iOS.

Password Protected Gmail Attachments

Password Protected Gmail Attachments

Another best way to send Password protected emails in Gmail is by sending password-protected attachments.

In this method, you must create an encrypted ZIP or RAR file containing your files and then send it to the Gmail address. You can use any file compression utility to create a password-protected ZIP/RAR file.

This is the least preferred method, but many users still rely on archive tools to send password-protected file attachments to Gmail.


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