WEBDIENSTE/unbound
1
0
Fork 0
mirror of https://github.com/NLnetLabs/unbound.git synced 2026-09-30 13:44:58 +02:00
Code Issues Packages Projects Releases Wiki Activity

- Enable ECDHE for servers. Where available, use

Browse Source 
SSL_CTX_set_ecdh_auto() for TLS-wrapped server configurations to
  enable ECDHE.  Otherwise, manually offer curve p256.
  Client connections should automatically use ECDHE when available.
  (thanks Daniel Kahn Gillmor)


git-svn-id: file:///svn/unbound/trunk@3452 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards
2015-07-20 06:56:01 +00:00
parent fa20564699
commit 78c8224655
7 changed files with 62 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
util/net_help.c
+17
View File
@@ -647,6 +647,23 @@ void* listen_sslctx_create(char* key, char* pem, char* verifypem)
SSL_CTX_free(ctx);
return NULL;
}
#ifdef SSL_CTX_SET_ECDH_AUTO
if(!SSL_CTX_set_ecdh_auto(ctx,1)) {
log_crypto_err("Error in SSL_CTX_ecdh_auto, not enabling ECDHE");
}
#elif defined(USE_ECDSA)
if(1) {
EC_KEY *ecdh = EC_KEY_new_by_curve_name (NID_X9_62_prime256v1);
if (!ecdh) {
log_crypto_err("could not find p256, not enabling ECDHE");
} else {
if (1 != SSL_CTX_set_tmp_ecdh (ctx, ecdh)) {
log_crypto_err("Error in SSL_CTX_set_tmp_ecdh, not enabling ECDHE");
}
EC_KEY_free (ecdh);
}
}
#endif
if(verifypem && verifypem[0]) {
if(!SSL_CTX_load_verify_locations(ctx, verifypem, NULL)) {