Examine source code of PhishFort | Protect

{
  "manifest_version": 2,
  "name": "PhishFort | Protect",
  "short_name": "PhishFort | Protect",
  "description": "Protect yourself from phishing attacks.",
  "version": "1.0.1.8",
  "author": "PhishFort",
  "browser_action": {
    "default_icon": "img/tab-icon.png",
    "default_title": "PhishFort | Protect",
    "default_popup": "html/index.html"
  },
  "icons": {
    "16": "./img/tab-icon16.png",
    "32": "./img/tab-icon32.png",
    "48": "./img/tab-icon48.png",
    "128": "./img/tab-icon.png"
  },
  "background": {
    "scripts": [
      "js/jquery-3.3.1.min.js",
      "js/background.js"
    ]
  },
  "externally_connectable": {
    "matches": [
      "https://www.phishfort.com/login",
      "https://www.phishfort.com/profile"
    ]
  },
  "web_accessible_resources": [
    "html/warning.html",
    "html/modal.html",
    "img/twitter-whitelisted.png"
  ],
  "permissions": [
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": [
        "https://twitter.com/*"
      ],
      "js": [
        "js/twitter.js"
      ]
    },
    {
      "run_at": "document_end",
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "js/addressBlacklist.js"
      ]
    }
  ]
}