From 87ca8d5a7cb80d20223f0ba293d77c4634711f47 Mon Sep 17 00:00:00 2001
From: zzz <zzz@i2pmail.org>
Date: Mon, 11 Oct 2021 10:19:21 -0400
Subject: [PATCH] Prop. 159 edit design goals section

---
 i2p2www/spec/proposals/159-ssu2.rst | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/i2p2www/spec/proposals/159-ssu2.rst b/i2p2www/spec/proposals/159-ssu2.rst
index 4d5cd4925..38cc89923 100644
--- a/i2p2www/spec/proposals/159-ssu2.rst
+++ b/i2p2www/spec/proposals/159-ssu2.rst
@@ -5,7 +5,7 @@ SSU2
     :author: orignal, zlatinb, zzz
     :created: 2021-09-12
     :thread: http://zzz.i2p/topics/2612
-    :lastupdated: 2021-09-12
+    :lastupdated: 2021-10-11
     :status: Open
     :target: 0.9.55
 
@@ -52,6 +52,15 @@ Design Goals
   algorithms.
 
 - Increase speed and reduce latency.
+  Median setup time is currently about 135 ms for NTCP2 and 187 ms for SSU,
+  even though NTCP2 has an additional round trip; replacing ElGamal in
+  SSU2 should reduce it, but other changes may also help.
+
+- (maybe) Prevent traffic amplification attacks from spoofed source addresses
+  via "address validation"? Is this necessary, or are there other
+  ways that would not require an additional round trip?
+  Does this conflict with the requirement to prevent traffic identification?
+  See below.
 
 - Make packet identification easier, to reduce reliance on fallbacks and
   heuristics that make the code overly complex.
-- 
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