Examine source code of mSecure

{
  "manifest_version": 2,
  "name": "mSecure 6",
  "version": "1.0.2",
  "description": "Companion browser extension for mSecure that provides auto-login features in your web browser.",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "scripts/jquery3.6.3.js",
      "scripts/init.js",
      "scripts/MSGlobal.js",
      "scripts/MSUtilities.js",
      "scripts/MSMessenger.js",
      "scripts/MSLiaison.js",
      "scripts/MSController.js"
    ]
  },
  "content_scripts": [
    {
      "all_frames": false,
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "scripts/jquery3.6.3.js",
        "scripts/init.js",
        "scripts/MSGlobal.js",
        "scripts/MSUtilities.js",
        "scripts/MSMessenger.js",
        "content/MSBroker.js",
        "content/MSFormProcessor.js",
        "content/MSAutoLoginController.js",
        "content/MSAutoLoginMain.js"
      ]
    },
    {
      "matches": [
        "https://*.google.com/*"
      ],
      "js": [
        "content/MSSpecialCase.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "64": "icons/icon64.png"
    },
    "default_title": "mSecure 6"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@msecure.com",
      "strict_min_version": "80.0"
    }
  },
  "permissions": [
    "nativeMessaging",
    "<all_urls>",
    "tabs",
    "activeTab",
    "webNavigation"
  ],
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "mac": "Command+Shift+E",
        "windows": "Ctrl+Shift+E",
        "chromeos": "Ctrl+Shift+E",
        "linux": "Ctrl+Shift+E"
      }
    }
  }
}