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@@ -16,6 +16,11 @@ see tor-design.pdf.
0. Preliminaries
+ The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL
+ NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and
+ "OPTIONAL" in this document are to be interpreted as described in
+ RFC 2119.
+
0.1. Notation and encoding
PK -- a public key.