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	<title>杀毒软件 &#8211; mylogs.cn</title>
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		<title>2026 年杀毒软件横评：免费够用还是得上付费</title>
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		<dc:creator><![CDATA[steve, zhang]]></dc:creator>
		<pubDate>Thu, 13 Aug 2026 10:43:59 +0000</pubDate>
				<category><![CDATA[经验与技巧]]></category>
		<category><![CDATA[Windows]]></category>
		<category><![CDATA[杀毒软件]]></category>
		<category><![CDATA[网络安全]]></category>
		<category><![CDATA[隐私保护]]></category>
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					<description><![CDATA[Windows 11 已内置 Microsoft Defender 提供基础实时防护，多数日常威胁挡得住。但是 [&#8230;]]]></description>
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<p class="wp-block-paragraph">Windows 11 已内置 Microsoft Defender 提供基础实时防护，多数日常威胁挡得住。但是否还需要再装一套独立杀毒软件？ZDNet 在 2026 年 8 月的评测指出，独立软件的价值在于按需实时扫描、钓鱼网站警告、数据泄露提醒与系统清理，并按使用场景把主流产品分了类，普通用户可照此对号入座。</p>



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<h2 class="wp-block-heading">一、综合最佳：Bitdefender Total Security</h2>



<p class="wp-block-paragraph">覆盖 Windows、macOS、iOS、Android，轻量不拖慢 CPU。除查杀木马、勒索软件、蠕虫，还能识别钓鱼网站、拦截第三方追踪、管控麦克风与摄像头，并内置 VPN。该团队持续发布威胁研究、开发勒索软件解密工具，口碑稳定（Trustpilot 4.2），提供 30 天免费试用，订阅约 30 美元/年。</p>



<h2 class="wp-block-heading">二、免费首选：Avira 与 Avast</h2>



<p class="wp-block-paragraph">Avira Free Security 免费却不含糊：高效恶意软件扫描、系统问题概览、性能优化、笔记本省电、密码管理器一应俱全，体验接近付费版。Avast 免费版可作入门之选。预算有限时，免费层已能挡住大部分常见威胁，不必急着付费。</p>



<h2 class="wp-block-heading">三、高性价比：Norton Antivirus Plus</h2>



<p class="wp-block-paragraph">面向单设备，含实时防护、防火墙、漏洞扫描、密码管理器与 2GB 云备份，首年约 30 美元，多设备可选每年约 40 美元的套餐，并带 60 天退款保证。</p>



<h2 class="wp-block-heading">四、要 VPN 一体：Surfshark One</h2>



<p class="wp-block-paragraph">杀毒与 VPN 捆绑，适合常连公共网络的用户，顺手把上网流量也护起来。学生则可看 Malwarebytes，企业环境可选 ESET Protect 等商业方案。</p>



<h2 class="wp-block-heading">五、什么时候其实不必装</h2>



<p class="wp-block-paragraph">若只是日常上网、及时打系统补丁、账号开启两步验证，Defender 已足够。独立软件更适合经常下载来历不明文件、需要跨设备管理或多一层隐私防护的用户。</p>



<p class="wp-block-paragraph">注意事项：独立软件按需选，留意促销价到期后的自动续费涨幅；免费版功能有限，进阶需求再考虑付费。安装前核对官网，避免搜到仿冒下载站。</p>



<p class="wp-block-paragraph">来源：ZDNet</p>
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