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authorAndreas Kotes <count@flatline.de>2014-04-15 12:29:30 +0200
committerAndreas Kotes <count@flatline.de>2014-04-15 12:29:30 +0200
commit41ffa33b09d9bcf0902c3ef9384011c95f72ccbe (patch)
tree778fb8ae51c4db74d07177a749d3a6a950c2e28a
parent2a5819c9965b6fa296f8a2ace7aaf70156ee9f90 (diff)
change to use TLSv1_2 (or maybe later)
-rwxr-xr-xvchat-ssl.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/vchat-ssl.c b/vchat-ssl.c
index 652ca09..7f0395b 100755
--- a/vchat-ssl.c
+++ b/vchat-ssl.c
@@ -61,7 +61,8 @@ SSL_CTX * vc_create_sslctx( vc_x509store_t *vc_store )
61 X509_STORE *store = NULL; 61 X509_STORE *store = NULL;
62 vc_x509verify_cb_t verify_callback = NULL; 62 vc_x509verify_cb_t verify_callback = NULL;
63 63
64 if( !(ctx = SSL_CTX_new(SSLv3_method())) ) 64 /* Explicitly use TLSv1_2 (or maybe later) */
65 if( !(ctx = SSL_CTX_new(TLSv1_2_client_method())) )
65 VC_CTX_ERR_EXIT(store, ctx); 66 VC_CTX_ERR_EXIT(store, ctx);
66 67
67 if( !(store = vc_x509store_create(vc_store)) ) 68 if( !(store = vc_x509store_create(vc_store)) )
@@ -69,7 +70,8 @@ SSL_CTX * vc_create_sslctx( vc_x509store_t *vc_store )
69 70
70 SSL_CTX_set_cert_store(ctx, store); 71 SSL_CTX_set_cert_store(ctx, store);
71 store = NULL; 72 store = NULL;
72 SSL_CTX_set_options(ctx, SSL_OP_ALL|SSL_OP_NO_SSLv2); 73 /* Disable A LOT of insecure protocols explicitly */
74 SSL_CTX_set_options(ctx, SSL_OP_ALL|SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1);
73 SSL_CTX_set_cipher_list(ctx, "ALL:!ADH:!LOW:!EXP:!MD5:@STRENGTH"); 75 SSL_CTX_set_cipher_list(ctx, "ALL:!ADH:!LOW:!EXP:!MD5:@STRENGTH");
74 76
75 SSL_CTX_set_verify_depth (ctx, 2); 77 SSL_CTX_set_verify_depth (ctx, 2);