From 773d14e740fadfc13687a3ff78bf8106380a346c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?P=C5=99emysl=20Janouch?= Date: Mon, 18 Jan 2016 00:44:45 +0100 Subject: [PATCH] degesch: disable TLS compression --- degesch.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/degesch.c b/degesch.c index 1997aea..30af309 100644 --- a/degesch.c +++ b/degesch.c @@ -4474,6 +4474,13 @@ transport_tls_init_ctx (struct server *s, SSL_CTX *ssl_ctx, struct error **e) // Disable deprecated protocols (see RFC 7568) SSL_CTX_set_options (ssl_ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3); + // This seems to consume considerable amounts of memory while not giving + // that much in return; in addition to that, I'm not sure about security + // (see RFC 7525, section 3.3) +#ifdef SSL_OP_NO_COMPRESSION + SSL_CTX_set_options (ssl_ctx, SSL_OP_NO_COMPRESSION); +#endif // SSL_OP_NO_COMPRESSION + const char *ca_file = get_config_string (s->config, "tls_ca_file"); const char *ca_path = get_config_string (s->config, "tls_ca_path");