1 files changed, 7 insertions, 0 deletions
diff --git a/src/or/keypin.c b/src/or/keypin.c
index 574a76d51e..6c294c72e5 100644
--- a/src/or/keypin.c
+++ b/src/or/keypin.c
@@ -1,6 +1,13 @@
 /* Copyright (c) 2014, The Tor Project, Inc. */
 /* See LICENSE for licensing information */
 
+/**
+ * \file keypin.c
+ *
+ * \brief Functions and structures for associating routers' RSA key
+ * fingerprints with their ED25519 keys.
+ */
+
 #define KEYPIN_PRIVATE
 
 #include "orconfig.h"