Explanation on supplementary material

paper/csf-supplementary/previous.tex

@@ -32,6 +32,22 @@
   \maketitle
 
 \section*{Submissions to IEEE S\&P and to USENIX Security}
+Earlier versions of this manuscript have been submitted 
+to the IEEE Symposium on Security and Privacy (submission deadline October 1, 2019)
+and to the USENIX Security Symposium (submission deadline February 15, 2020).
+The paper received a ``reject'' decision from IEEE S\&P and a ``reject-and-resubmit''
+decision from USENIX. In this supplementary material we provide the following documents:
+\begin{itemize}
+  \item The reviews we received at USENIX, together the answers we provided
+    in the rebuttal phase. Note that we received only reviews \#324A, \#324B, and \#324C
+    before the rebuttal phase.
+  \item The version of the manuscript we submitted to USENIX. This version
+    contains in Appendix D the reviews we received at IEEE S\&P and our replies
+    to those reviews explaining how we addressed them in the revised version
+    we submitted to USENIX.
+  \item The version of the manuscript we submitted to IEEE S\&P.
+\end{itemize}
+
 
 \section*{Addressing the USENIX reviews}