-+-------------------------------------+------------+----...-----------+------+
-| MAGIC | NICE | SENDER | EPUB | SIGN | SIZE | MAC | CIPHERTEXT | MAC | JUNK |
-+------------------------------/------\------------+----...-----------+------+
- / \
- +-------------------------------------+
- | MAGIC | NICE | RCPT | SENDER | EPUB |
- +-------------------------------------+
++--------------------------------------------+------------+----...-----------+------+
+| MAGIC | NICE | SENDER | RCPT | EPUB | SIGN | SIZE | MAC | CIPHERTEXT | MAC | JUNK |
++-------------------------------------/------\------------+----...-----------+------+
+ / \
+ +-------------------------------------+
+ | MAGIC | NICE | SENDER | RCPT | EPUB |
+ +-------------------------------------+