随着数字化时代的到来，网络安全问题愈发凸显，许多用户面临病毒和恶意软件的威胁。为了保护个人数据和设备安全，选择一款优质的杀毒软件至关重要。本文将为您推荐三款功能强大且完全免费的杀毒软件，帮助您在保障安全的同时节省开支。

Zephin Livingston is a former staff reviewer at Forbes Advisor, specializing in testing and reviewing privacy and security software, like VPNs, antivirus software, password managers and more.