Extension implementing GPG into Webmail (Gmail™) using the OpenPGP.js library. This project is no way affiliated with Google™.

Latest Version

Version
37
Update
March 8, 2019
Size
427KiB
Developer
Category
Users
7,000+
Rating
3.44667 ★
Manifest Version
2
Web Store Status
Languages Support
English (United States)
See more
Permissions
WebRequest
WebRequestBlocking
Https://mail.google.com/*
Http://mail.google.com/*
Https://google.com/*
Http://google.com/*
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Mymail-Crypt for Gmail™ Extension

Mymail-Crypt for Gmail™ aims to make OpenPGP encryption available and used by anyone.

This project is in no way affiliated with Google™.

***If you are having trouble with this extension, particularly in regards to key imports/working with other clients, please reach out to me.

To get started
*Install this Extension
*Tools -> Extensions -> under Mymail-Crypt click the options page
*Read over the help, import or generate a key as is necessary
*Give your public key to your friends, import theirs into the options page
*In Gmail™ simply click encrypt to encrypt a mail you're writing
*In Gmail™ simply click the decrypt to read a mail from a friend.

Mymail-Crypt acts as a layer on top of your Gmail™ experience that allows you to seamlessly encrypt and decrypt messages. For more information please visit http://prometheusx.net.

The project is powered by OpenPGP.js. OpenPGP.js aims to fully implement the RFC 4880 OpenPGP standard. This project is still a work in progress, but supports a variety of key importation/generation abilities to encrypt and decrypt messages. Please see http://openpgpjs.org/ for details on this project.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "name":"Mymail-Crypt for Gmail\u2122", "version":"37", "manifest_version":2, "description":"Extension implementing GPG into Webmail (Gmail\u2122) using the OpenPGP.js library. This project is no way affiliated with Google\u2122.", "icons": { "128":"mymail-crypt.128.png" }, "permissions":[ "webRequest", "webRequestBlocking", "https://mail.google.com/*", "http://mail.google.com/*", "https://google.com/*", "http://google.com/*" ], "background": { "scripts":["lib/lodash-2.4.1.js", "lib/jquery-2.1.0.min.js", "lib/openpgp.js", "mymail-crypt-util.js", "mymail-crypt-background.js"] }, "content_scripts": [{ "matches":["https://mail.google.com/*","http://mail.google.com/*"], "css": ["bootstrap.btn.css", "bootstrap.modal.css", "mymail-crypt.css"], "js": [ "lib/jquery-2.1.0.min.js", "lib/sanitize-html.browserify.1.10.0.js", "lib/bootstrap-dropdown.js", "lib/bootstrap-modal.js", "lib/openpgp.js", "mymail-crypt-util.js", "mymail-crypt.js"], "run_at":"document_idle", "all_frames":true }], "homepage_url":"http://prometheusx.net", "options_page":"mymail-crypt-options.html", "web_accessible_resources": [ "images/decryptIcon.png", "images/encryptIcon.png", "lib/jquery-2.1.0.min.map" ]}
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How to download and manually install Mymail-Crypt for Gmail™ extension for Chrome

Looking for a way to install Mymail-Crypt for Gmail™ extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install Mymail-Crypt for Gmail™ extensions manually, this article outlines two simple methods to effortlessly install Mymail-Crypt for Gmail™ extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Mymail-Crypt for Gmail™ extension and manually install through Drag &Drop

If you ever need to manually install a Mymail-Crypt for Gmail™ extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the Mymail-Crypt for Gmail™ Extension by clicking the "Download CRX" button on the website.

Look for the Mymail-Crypt for Gmail™ extension you wish to install. Go to the website and download the Mymail-Crypt for Gmail™ extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Mymail-Crypt for Gmail™ extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the Mymail-Crypt for Gmail™ extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download Mymail-Crypt for Gmail™ extension for Chrome and install in Developer Mode

This is another method to install Mymail-Crypt for Gmail™ extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the Mymail-Crypt for Gmail™ extension file

Select and download the Mymail-Crypt for Gmail™ extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the Mymail-Crypt for Gmail™ extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your Mymail-Crypt for Gmail™ extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the Mymail-Crypt for Gmail™ extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install Mymail-Crypt for Gmail™ extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Andrey Krivosheev (ID: 0000003f6028d229) Voted 1 ★ - Updated 07/19/2018 Не рабочее дополнение. Очень давно не обновлялось.

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SixFingersSaidToTheFace Pow (ID: 000000c534d6b7b4) Voted 1 ★ - Updated 11/30/2017 Garbage, Doesn't apply encryption, sign, encrypt and sign options to gmail.

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Ionut Dobrinescu (ID: 000000e17f55e86e) Voted 3 ★ - Updated 10/17/2017 encrypt button missing for some time

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CLAUD GONC (ID: 00000000bd47cf06) Voted 4 ★ - Updated 10/15/2017 Prático,na vanguarda e de formato invador.

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Andreas Kalin (ID: 000000291d029a76) Voted 4 ★ - Updated 12/12/2016 Works like a charm on 64 bit Chrome 55 on Ubuntu 16.04. Would be nice with some keyboard shortcuts. For sensitive data I do not use gmail even with this extension though.