强制拦截所有HTTP/非加密内容，提高隐私安全性
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// ==UserScript==
// @name Ultimate HTTP and Plaintext Blocker
// @namespace https://openai.com
// @version 2.0
// @description 强制拦截所有HTTP/非加密内容，提高隐私安全性
// @author Advanced Scholar
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
/////////////////////////////
// 1. 拦截 HTTP 页面本身加载
/////////////////////////////
if (window.location.protocol === 'http:') {
console.warn('Blocked: Page loaded via insecure HTTP.');
document.documentElement.innerHTML = '<h1 style="color:red;text-align:center;margin-top:20%;">Blocked: This page uses insecure HTTP protocol</h1>';
window.stop();
return;
}
/////////////////////////////
// 2. 拦截 Fetch 请求
/////////////////////////////
const originalFetch = window.fetch;
window.fetch = async function(input, init) {
const url = input instanceof Request ? input.url : input;
if (url.startsWith('http://')) {
console.error('[Blocked] HTTP fetch request:', url);
throw new Error('Blocked HTTP request for security');
}
const response = await originalFetch(input, init);
const ct = response.headers.get('content-type') || '';
if (ct.includes('text/plain') || (ct.includes('text/html') && response.url.startsWith('http://'))) {
console.error('[Blocked] Insecure plaintext content:', response.url);
throw new Error('Blocked plaintext content');
}
return response;
};
/////////////////////////////
// 3. 拦截 XMLHttpRequest 请求
/////////////////////////////
const originalXHRopen = XMLHttpRequest.prototype.open;
XMLHttpRequest.prototype.open = function(method, url) {
if (url.startsWith('http://')) {
console.error('[Blocked] HTTP XHR request:', url);
throw new Error('Blocked HTTP XHR request');
}
return originalXHRopen.apply(this, arguments);
};
/////////////////////////////
// 4. 拦截 WebSocket 非加密连接
/////////////////////////////
const OriginalWebSocket = window.WebSocket;
window.WebSocket = function(url, protocols) {
if (url.startsWith('ws://')) {
console.error('[Blocked] Insecure WebSocket connection:', url);
throw new Error('Blocked ws:// connection');
}
return new OriginalWebSocket(url, protocols);
};
/////////////////////////////
// 5. 监控资源加载（如img、script、iframe）
/////////////////////////////
const observer = new MutationObserver(mutations => {
for (const mutation of mutations) {
for (const node of mutation.addedNodes) {
if (node.tagName) {
const srcAttr = node.src || node.href;
if (srcAttr && srcAttr.startsWith('http://')) {
console.error(`[Blocked] Resource load via HTTP: ${srcAttr}`);
node.parentNode && node.parentNode.removeChild(node);
}
}
}
}
});
observer.observe(document.documentElement || document.body, {
childList: true,
subtree: true
});
/////////////////////////////
// 6. 拦截 DOM 插入的脚本或链接
/////////////////////////////
const tagList = ['script', 'link', 'img', 'iframe', 'video', 'audio', 'source'];
tagList.forEach(tag => {
const descriptor = Object.getOwnPropertyDescriptor(window.HTMLElement.prototype, 'src') ||
Object.getOwnPropertyDescriptor(Object.getPrototypeOf(document.createElement(tag)), 'src');
if (!descriptor || !descriptor.set) return;
const originalSetter = descriptor.set;
Object.defineProperty(window[tag[0].toUpperCase() + tag.slice(1)].prototype, 'src', {
set(value) {
if (value.startsWith('http://')) {
console.error(`[Blocked] Setting HTTP src on <${tag}>:`, value);
return;
}
originalSetter.call(this, value);
}
});
});
/////////////////////////////
// 7. 拦截 Service Worker 注册（可能绕过保护）
/////////////////////////////
if ('serviceWorker' in navigator) {
const originalRegister = navigator.serviceWorker.register;
navigator.serviceWorker.register = function(scriptURL, options) {
if (scriptURL.startsWith('http://')) {
console.error('[Blocked] HTTP Service Worker registration attempt:', scriptURL);
throw new Error('Blocked insecure service worker registration');
}
return originalRegister.call(navigator.serviceWorker, scriptURL, options);
};
}
/////////////////////////////
// 8. 警告用户开发者控制台潜在泄露
/////////////////////////////
console.warn('%c[Privacy Warning]%c 使用开放式控制台可能会泄露信息或暴露脚本数据，请谨慎。', 'color:red;font-weight:bold;', '');
})();