来尝试一种别样的通讯体验吧。Signal 不仅提供各种常见的功能，还尤为注重隐私安全。 Most widely used messaging applications accumulate and provide person facts. In contrast, the Signal app minimizes info collection and safeguards a user’s electronic footprint. Its encryption protocol, referred to as the Signal Protocol, is adopted by key platforms such as WhatsApp and Skype. 声明：本站所... https://www-signal.com/