paper/Fig. 3: Minor correction in caption

paper/rotohsm_paper.tex

@@ -421,8 +421,8 @@ variations of the shaft interface with increasing complexity.
     \begin{subfigure}[t]{0.3\textwidth}
         \center
         \includegraphics[width=4cm]{ihsm_shaft_countermeasures_b.pdf}
-        \caption{An internal counter-rotating disc greatly decreases the space available to attackers at the expense of
-        another moving part and a second moving monitoring circuit.}
+        \caption{An internal, independently rotating disc greatly decreases the space available to attackers at the
+        expense of another moving part and a second moving monitoring circuit.}
         \label{shaft_cm_a}
     \end{subfigure}
     \hfill