手機用RCS加密，特別是銀行認證短信

To enhance the security of your T-Mobile text messages, you can?leverage RCS (Rich Communication Services) messaging, which offers end-to-end encryption for compatible devices.?

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How to use RCS for enhanced security:

1. 1.?Ensure RCS is enabled:

   If you are using an Android device, check your messaging app settings to confirm RCS is turned on.?

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2. 2.?Check for the encryption indicator:

   In Google Messages, end-to-end encrypted conversations are indicated by a lock icon on the send button and a banner stating "RCS chat with [contact name or phone number]."?