MAY is not enough! QUIC servers SHOULD skip packet numbers

Louis Navarre, Olivier Bonaventure · 2025

The QUIC protocol increasingly replaces TCP as the dominant transport protocol on the Internet. Its design closely integrates TLS 1.3 with modern transport features such as faster connection establishment and stream multiplexing. QUIC uses unique and monotonically increasing packet numbers compared to the wrapping TCP sequence number.

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