# 使用TLS的連接

在初始封包建立連接後，發起方立即發送一個加密frame，開始建立安全層交握。安全層使用 TLS 1.3 協定。

在 QUIC 中，沒有方法或機制避免使用 TLS 連接。該設計是為了使中間設備難以篡改封包，防止協定僵化。


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