PHP和Vue.js开发安全性最佳实践：防止点击劫持攻击方法

<?php
header('X-Frame-Options: ' . mt_rand(0, 1) ? 'SAMEORIGIN' : 'DENY');
?>

<template>
  <div v-once>
    <h1>{{ title }}</h1>
    <p>{{ content }}</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/7fc7563c4182" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">PHP免费学习笔记（深入）</a>”；</p>
  </div>
</template>

<script>
export default {
  data() {
    return {
      title: 'Clickjacking Prevention',
      content: 'This is a demo of clickjacking prevention using Vue.js.'
    }
  }
}
</script>

<?php
header("Content-Security-Policy: default-src 'self'; script-src 'self' https://cdn.example.com; style-src 'self' 'unsafe-inline'");
?>

<template>
  <div>
    <h1>Clickjacking Prevention</h1>
    <p v-on:mouseenter="showTooltip" v-on:mouseleave="hideTooltip">{{ content }}</p>
    <div v-show="isTooltipVisible" class="tooltip">注意：悬停以显示完整内容</div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      content: 'This is a demo of clickjacking prevention using Vue.js.',
      isTooltipVisible: false
    }
  },
  methods: {
    showTooltip() {
      this.isTooltipVisible = true
    },
    hideTooltip() {
      this.isTooltipVisible = false
    }
  }
}
</script>

<style>
.tooltip {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: 10px;
  background-color: #fff;
  border: 1px solid #000;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
</style>