From: Eric S. Raymond <esr@thyrsus.com>
Date: Sun, 7 Oct 2012 09:33:45 +0000 (-0400)
Subject: Note that greenlets make thread flooding more difficult.
X-Git-Tag: 1.9~17
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=d11aea526af544b4e64a3ada91b3f8db9943fa57;p=irker.git

Note that greenlets make thread flooding more difficult.
---

diff --git a/security.txt b/security.txt
index d920a12..3cfe63d 100644
--- a/security.txt
+++ b/security.txt
@@ -163,6 +163,10 @@ near resource limits.  An ordinary DoS attack would then be prevented
 from completely blocking all message traffic; the cost would be a
 whole lot of join/leave spam due to connection churn.
 
+We also use greenlets (Python coroutines imitating system threads)
+when they are available.  This reduces memory overhead due to
+threading substantially, making a thread-flooding DoS more dfficult.
+
 == Authentication/Integrity ==
 
 One way to help prevent DoS attacks would be in-band authentication -