Disable session cache and tickets by default.

OK beck@ jsing@

1 files changed, 5 insertions, 1 deletions

diff --git a/src/lib/libtls/tls.c b/src/lib/libtls/tls.c
index 85ed883e8e..c028d19539 100644
--- a/src/lib/libtls/tls.c
+++ b/src/lib/libtls/tls.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tls.c,v 1.57 2017/01/13 17:09:51 deraadt Exp $ */
+/* $OpenBSD: tls.c,v 1.58 2017/01/22 08:27:50 claudio Exp $ */
 /*
  * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
  *
@@ -359,6 +359,10 @@ tls_configure_ssl(struct tls *ctx, SSL_CTX *ssl_ctx)
                     X509_V_FLAG_NO_CHECK_TIME);
         }
 
+        /* Disable any form of session caching by default */
+        SSL_CTX_set_session_cache_mode(ssl_ctx, SSL_SESS_CACHE_OFF);
+        SSL_CTX_set_options(ssl_ctx, SSL_OP_NO_TICKET);
+
         return (0);
 
  err: