illustration of smartphone with chain and padlock. restricted access or locked premium features. for concepts of app limitations, subscription services, freemium models, security, and privacy

illustration of smartphone with chain and padlock. restricted access or locked premium features. for concepts of app limitations, subscription services, freemium models, security, and privacy图片
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illustration of smartphone with chain and padlock. restricted access or locked premium features. for concepts of app limitations, subscription services, freemium models, security, and privacy
  • 素材ID：1428840768
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  • 格式：矢量
  • 作者：Ikiry GR
  • 最大输出：可以放大缩小至任意尺寸
关键词
安全数字购买保费移动电话挂锁安全屏幕插图保护基准面电话登录订阅锁受限制接口控制许可网络访问权限应用程序信息链条功能应用程序设备升级已关闭下载技术图标盾牌护栏加密内容隐私安全防火墙块解锁限制防止智能手机

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