CryptoPass

Generate different passwords from single master password using cryptographically strong method (PBKDF2 with SHA-256).

Qu'est-ce que CryptoPass ?

CryptoPass est une extension Chrome développée par https://codingrobots.com, et sa fonction principale est "Generate different passwords from single master password using cryptographically strong method (PBKDF2 with SHA-256).".

Captures d'Écran de l'Extension

screenshot
screenshot

Télécharger le fichier CRX de l'extension CryptoPass

Téléchargez les fichiers d'extension CryptoPass au format crx, installez manuellement les extensions Chrome dans le navigateur ou partagez les fichiers crx avec des amis pour installer facilement les extensions Chrome.

Instructions d'Utilisation de l'Extension

                        IMPORTANT: Please understand the risks of password generators: https://crypto.stackexchange.com/a/5691/291

Create strong passwords for different websites (or anything else) using a single secret key. If you lose your password for a website, you can regenerate it if you remember your secret key, username, and address of the web site. There's no need to remember or store multiple passwords if you can derive them from your master key.

How to use
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1. Make up a secret master key (at least 16 characters for better security) and remember it. Keep it secret! You will use it every time you need to generate a password.

2. Click on the extension icon.

3. Enter your username for the website. It can be anything, you just need to remember it.

4. Enter URL of the website (it is prefilled).

5. Click a button: "Show" to generate and show password, or "Fill" to generate password and try to fill form on the current webpage with username and password (pressing Enter does "Fill").


Examples
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For example, your secret key is: "my super secret" (do not actually use this, think of something better and longer)

Username: tester
URL: google.com

Your generated password will be: Juq5MzGrXU7zivT13MHdpXGzq 
Use it for your account.

Username: somebody_else
URL: twitter.com
Generated password: ydPFMc7isTa1mBlFOFiYSmjXV

Every time you enter "my super secret" plus "somebody_else" as username and "twitter.com" as URL, you will get exactly the same generated password as above.


Algorithm
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password = base64(pbkdf2(secret, username@url))

PBKDF2 uses SHA-256 and 5000 iterations. Cuts password to specified length (25 by default).


Source code: https://github.com/dchest/cryptopass/

This extension doesn't use any web services, everything is done on your computer.

Warning for reasonably paranoid: there is a security risk in how Chrome handles autoupdates of extensions: if somebody gains access to Google servers or my developer account, they could put backdoor in this extension and re-upload it. You would get this modified version, and Chrome would not notify you. If you want to avoid this risk, use the source code linked above to install the extension on your own.

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Unofficial Android versions (the author of this extension is not responsible for these apps):

CryptoPass: https://play.google.com/store/apps/details?id=krasilnikov.alexey.cryptopass

Simple CryptoPass: https://play.google.com/store/apps/details?id=no.haitech.simplecryptopass                    

Informations de Base sur l'Extension

Nom CryptoPass CryptoPass
ID hegbhhpocfhlnjmemkibgibljklhlfco
URL Officiel https://chromewebstore.google.com/detail/cryptopass/hegbhhpocfhlnjmemkibgibljklhlfco
Description Generate different passwords from single master password using cryptographically strong method (PBKDF2 with SHA-256).
Taille du Fichier 22.24 KB
Nombre d'Installations 343
Version Actuelle 1.12
Dernière Mise à Jour 2019-07-23
Date de Publication 2019-07-23
Évaluation 4.63/5 Total 19 Évaluations
Développeur https://codingrobots.com
Type de Paiement free
Site Web de l'Extension https://github.com/dchest/cryptopass
URL de la Page d'Aide https://github.com/dchest/cryptopass/issues
Langues Prises en Charge en
manifest.json
{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "CryptoPass",
    "version": "1.12",
    "manifest_version": 2,
    "description": "Generate different passwords from single master password using cryptographically strong method (PBKDF2 with SHA-256).",
    "icons": {
        "128": "icon_128.png",
        "64": "icon_64.png"
    },
    "permissions": [
        "activeTab"
    ],
    "browser_action": {
        "default_title": "CryptoPass",
        "default_icon": "icon.png",
        "default_popup": "popup.html"
    },
    "content_security_policy": "default-src 'self'"
}