FossaGuard: Encrypt Gmail with S/MIME

Fossa Guard enables end-to-end S/MIME encryption on top of Gmail® complementing it with industry standard privacy

What is FossaGuard: Encrypt Gmail with S/MIME?

FossaGuard: Encrypt Gmail with S/MIME is a Chrome extension developed by https://fossa.me, and its main feature is "Fossa Guard enables end-to-end S/MIME encryption on top of Gmail® complementing it with industry standard privacy".

Extension Screenshots

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Download FossaGuard: Encrypt Gmail with S/MIME Extension CRX File

Download FossaGuard: Encrypt Gmail with S/MIME extension files in crx format, manually install Chrome extensions in the browser, or share the crx files with friends to easily install Chrome extensions.

Extension Usage Instructions

                        Secure e-mailing with Gmail becomes easy on Desktop and Android. Encrypt and Sign your Gmail messages with industry standard - S/MIME using Chrome, Yandex or Firefox browsers. 

Fossa Server and Fossa Guard web extension provide secure mailing solution on top of Gmail (TM) following S/MIME specification.

Fossa Guard generates key pair within your browser then Fossa Server securely supplies you with personal X.509 certificate upon Certificate Signing Request (CSR) so that your private key always stays with you.

Use Fossa Guard extension to sign or to encrypt your email with X.509 certificate. The certificate is free and stays valid for 3 months (beta phase limitation).

Fossa Guard has own autonomous Compose dialog to avoid unsecured email content auto-saving.

Your private key is protected by pass-phrase and is replicated alongside with trusted certificates via your protected local user storage. Use Fossa Guard to get details on certificates in your repository.

Please refer to Privacy policy at https://fossa.me/policy                    

Extension Basic Information

Name FossaGuard: Encrypt Gmail with S/MIME FossaGuard: Encrypt Gmail with S/MIME
ID dgieialkiekjbocjiekgghpkggjppnfe
Official URL https://chromewebstore.google.com/detail/fossaguard-encrypt-gmail/dgieialkiekjbocjiekgghpkggjppnfe
Description Fossa Guard enables end-to-end S/MIME encryption on top of Gmail® complementing it with industry standard privacy
File Size 2.14 MB
Installation Count 1,389
Current Version 0.4.20
Last Updated 2021-05-16
Publish Date 2020-01-12
Rating 2.87/5 Total 15 Ratings
Developer https://fossa.me
Email [email protected]
Payment Type free
Extension Website https://fossa.me
Help Page URL http://fossaguard.blogspot.com/
Privacy Policy Page URL https://maxim-sokolov.gitlab.io/fossa-website
Supported Languages en
manifest.json
{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "__MSG_appName__",
    "short_name": "__MSG_appShortName__",
    "version": "0.4.20",
    "manifest_version": 2,
    "description": "__MSG_appDescription__",
    "icons": {
        "16": "images\/icon-64.png",
        "128": "images\/icon-128.png"
    },
    "applications": {
        "gecko": {
            "id": "[email protected]",
            "strict_min_version": "65.0"
        }
    },
    "browser_specific_settings": {
        "gecko": {
            "id": "[email protected]",
            "strict_min_version": "65.0"
        }
    },
    "default_locale": "en",
    "background": {
        "scripts": [
            "scripts\/background.js"
        ],
        "persistent": false
    },
    "browser_action": {
        "default_icon": {
            "19": "images\/icon-64.png",
            "38": "images\/icon-64.png"
        },
        "default_title": "__MSG_appName__"
    },
    "options_ui": {
        "page": "settings.html",
        "chrome_style": true,
        "open_in_tab": true
    },
    "content_scripts": [
        {
            "matches": [
                "https:\/\/mail.google.com\/*"
            ],
            "js": [
                "scripts\/contentscript.js"
            ],
            "css": [
                "styles\/contentstyle.css"
            ],
            "run_at": "document_end",
            "all_frames": false
        }
    ],
    "web_accessible_resources": [
        "scripts\/vendor.js",
        "compose.html",
        "styles\/compose.css",
        "scripts\/compose.js",
        "view.html",
        "styles\/view.css",
        "scripts\/view.js",
        "scripts\/proxy.js",
        "images\/*"
    ],
    "permissions": [
        "storage",
        "identity",
        "identity.email",
        "https:\/\/www.googleapis.com\/gmail\/*",
        "https:\/\/www.google.com\/m8\/feeds\/contacts\/*",
        "https:\/\/fossa.me\/",
        "http:\/\/*\/",
        "https:\/\/*\/",
        "tabs",
        "windows"
    ],
    "oauth2": {
        "client_id": "1001103668854-e5ilhmqqrg7hvs5n47t36njcg0a8fjrs.apps.googleusercontent.com",
        "scopes": [
            "https:\/\/www.googleapis.com\/auth\/gmail.readonly",
            "https:\/\/www.googleapis.com\/auth\/gmail.send",
            "https:\/\/www.googleapis.com\/auth\/gmail.labels",
            "https:\/\/www.googleapis.com\/auth\/gmail.modify",
            "https:\/\/www.googleapis.com\/auth\/contacts.readonly"
        ]
    }
}