\hline
AES\_CBC & AES or RIJNDAEL is the block cipher algorithm that replaces the old
(and insecure\footnote{due to small key length}) DES algorithm. Has
-128 bits block size and is used in CBC mode.
+128 bits block size and is used in CBC mode. This is not officially
+supported in TLS (yet).
\\
\hline
TWOFISH\_CBC & TWOFISH is a block cipher algorithm by Counterpane. Has
-128 bits block size and is used in CBC mode.
+128 bits block size and is used in CBC mode. This algorithm is not
+part of TLS. It is a \gnutls extension.
\\
\hline
\end{tabular}