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课程 9
Safety online
📖 课程
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🎯 测验——选择翻译
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✅ 本课已完成
Hackers do not break computers — they trick people. Email "your parcel is waiting, enter your card" — phishing. Rule: unknown sender — do not click.
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强密码
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钓鱼—假链接
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HTTPS—锁=安全
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安装更新
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备份—数据副本
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检查发件人
💡 The password "qwerty" falls in a second. "Pferd-Berlin-42-Kaffee!" lasts centuries. Length beats complexity.