Merge pull request #1519 from quicwg/grease-reserved

Grease the reserved bits
quicwg · Jul 6, 2018 · 5b331bf · 5b331bf
2 parents 39fce3a + b7234c1
commit 5b331bf
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/draft-ietf-quic-transport.md b/draft-ietf-quic-transport.md
@@ -444,7 +444,11 @@ Google QUIC Demultipexing Bit:
 Reserved:
 
 : The sixth, seventh, and eighth bits (0x7) of octet 0 are reserved for
-  experimentation.
+  experimentation.  Endpoints MUST ignore these bits on packets they receive
+  unless they are participating in an experiment that uses these bits.  An
+  endpoint not actively using these bits SHOULD set the value randomly on
+  packets they send to protect against unwanted inference about particular
+  values.
 
 Destination Connection ID: