1 files changed, 5 insertions, 0 deletions

diff --git a/src/experimental/ciphermodecbc.h b/src/unstable/ciphermodecbc.h
index b06a972..19fdd7d 100644
--- a/src/experimental/ciphermodecbc.h
+++ b/src/unstable/ciphermodecbc.h
@@ -6,6 +6,11 @@
 
 namespace Bu
 {
+    /**
+     * Cipher-block chaining mode.  The Initialization Vector (IV) is fed into
+     * the first block, then each subsequent block is fed into the next making
+     * each block dependant on all previous blocks.
+     */
     template<int iBlockSize, typename CipherType>
     class CipherModeCbc : public CipherType
     {