Commit 968766ca authored by Bodo Möller's avatar Bodo Möller
Browse files

updates for draft-ietf-tls-ecc-03.txt

Submitted by: Douglas Stebila
Reviewed by: Bodo Moeller
parent 652ae06b
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+8 −0
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@@ -4,6 +4,14 @@

 Changes between 0.9.7c and 0.9.8  [xx XXX xxxx]

  *) Update support for ECC-based TLS ciphersuites according to
     draft-ietf-tls-ecc-03.txt: the KDF1 key derivation function with
     SHA-1 now is only used for "small" curves (where the
     representation of a field element takes up to 24 bytes); for
     larger curves, the field element resulting from ECDH is directly
     used as premaster secret.
     [Douglas Stebila (Sun Microsystems Laboratories)]

  *) Add code for kP+lQ timings to crypto/ec/ectest.c, and add SEC2
     curve secp160r1 to the tests.
     [Douglas Stebila (Sun Microsystems Laboratories)]
+22 −6
Original line number Diff line number Diff line
@@ -2079,12 +2079,28 @@ int MAIN(int argc, char **argv)
					}
				else
					{
					secret_size_a = ECDH_compute_key(secret_a, KDF1_SHA1_len,
					/* If field size is not more than 24 octets, then use SHA-1 hash of result;
					 * otherwise, use result (see section 4.8 of draft-ietf-tls-ecc-03.txt).
					 */
					int field_size, outlen;
					void *(*kdf)(void *in, size_t inlen, void *out, size_t outlen);
					field_size = EC_GROUP_get_degree(ecdh_a[j]->group);
					if (field_size <= 24 * 8)
						{
						outlen = KDF1_SHA1_len;
						kdf = KDF1_SHA1;
						}
					else
						{
						outlen = (field_size+7)/8;
						kdf = NULL;
						}
					secret_size_a = ECDH_compute_key(secret_a, outlen,
						ecdh_b[j]->pub_key,
						ecdh_a[j], KDF1_SHA1);
					secret_size_b = ECDH_compute_key(secret_b, KDF1_SHA1_len,
						ecdh_a[j], kdf);
					secret_size_b = ECDH_compute_key(secret_b, outlen,
						ecdh_a[j]->pub_key,
						ecdh_b[j], KDF1_SHA1);
						ecdh_b[j], kdf);
					if (secret_size_a != secret_size_b) 
						ecdh_checks = 0;
					else
@@ -2113,9 +2129,9 @@ int MAIN(int argc, char **argv)
					Time_F(START);
					for (count=0,run=1; COND(ecdh_c[j][0]); count++)
						{
						ECDH_compute_key(secret_a, KDF1_SHA1_len,
						ECDH_compute_key(secret_a, outlen,
						ecdh_b[j]->pub_key,
						ecdh_a[j], KDF1_SHA1);
						ecdh_a[j], kdf);
						}
					d=Time_F(STOP);
					BIO_printf(bio_err, mr ? "+R7:%ld:%d:%.2f\n" :"%ld %d-bit ECDH ops in %.2fs\n",
+1 −0
Original line number Diff line number Diff line
@@ -158,6 +158,7 @@ int EC_GROUP_get_curve_GFp(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN
int EC_GROUP_set_curve_GF2m(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
int EC_GROUP_get_curve_GF2m(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);

/* returns the number of bits needed to represent a field element */
int EC_GROUP_get_degree(const EC_GROUP *);

/* EC_GROUP_check() returns 1 if 'group' defines a valid group, 0 otherwise */
+31 −15
Original line number Diff line number Diff line
@@ -62,12 +62,12 @@
 * [including the GNU Public Licence.]
 */

#define NUM_NID 721
#define NUM_SN 716
#define NUM_LN 716
#define NUM_OBJ 690
#define NUM_NID 724
#define NUM_SN 719
#define NUM_LN 719
#define NUM_OBJ 693

static unsigned char lvalues[4879]={
static unsigned char lvalues[4882]={
0x00,                                        /* [  0] OBJ_undef */
0x2A,0x86,0x48,0x86,0xF7,0x0D,               /* [  1] OBJ_rsadsi */
0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,          /* [  7] OBJ_pkcs */
@@ -432,7 +432,7 @@ static unsigned char lvalues[4879]={
0x2B,0x06,0x01,0x04,0x01,0x8B,0x3A,0x82,0x58,/* [2865] OBJ_dcObject */
0x09,0x92,0x26,0x89,0x93,0xF2,0x2C,0x64,0x01,0x19,/* [2874] OBJ_domainComponent */
0x09,0x92,0x26,0x89,0x93,0xF2,0x2C,0x64,0x04,0x0D,/* [2884] OBJ_Domain */
0x50,                                        /* [2894] OBJ_joint_iso_ccitt */
0x00,                                        /* [2894] OBJ_joint_iso_ccitt */
0x55,0x01,0x05,                              /* [2895] OBJ_selected_attribute_types */
0x55,0x01,0x05,0x37,                         /* [2898] OBJ_clearance */
0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,0x01,0x03,/* [2902] OBJ_md4WithRSAEncryption */
@@ -758,6 +758,9 @@ static unsigned char lvalues[4879]={
0x55,0x1D,0x20,0x00,                         /* [4868] OBJ_any_policy */
0x55,0x1D,0x21,                              /* [4872] OBJ_policy_mappings */
0x55,0x1D,0x1E,                              /* [4875] OBJ_name_constraints */
0x00,                                        /* [4878] OBJ_itu_t */
0x50,                                        /* [4879] OBJ_joint_iso_itu_t */
0x67,                                        /* [4880] OBJ_international_organizations */
};

static ASN1_OBJECT nid_objs[NUM_NID]={
@@ -1370,8 +1373,7 @@ static ASN1_OBJECT nid_objs[NUM_NID]={
{"dcobject","dcObject",NID_dcObject,9,&(lvalues[2865]),0},
{"DC","domainComponent",NID_domainComponent,10,&(lvalues[2874]),0},
{"domain","Domain",NID_Domain,10,&(lvalues[2884]),0},
{"JOINT-ISO-CCITT","joint-iso-ccitt",NID_joint_iso_ccitt,1,
	&(lvalues[2894]),0},
{"NULL","NULL",NID_joint_iso_ccitt,1,&(lvalues[2894]),0},
{"selected-attribute-types","Selected Attribute Types",
	NID_selected_attribute_types,3,&(lvalues[2895]),0},
{"clearance","clearance",NID_clearance,4,&(lvalues[2898]),0},
@@ -1389,7 +1391,7 @@ static ASN1_OBJECT nid_objs[NUM_NID]={
	&(lvalues[2941]),0},
{"noRevAvail","X509v3 No Revocation Available",NID_no_rev_avail,3,
	&(lvalues[2944]),0},
{"CCITT","ccitt",NID_ccitt,1,&(lvalues[2947]),0},
{"NULL","NULL",NID_ccitt,1,&(lvalues[2947]),0},
{"ansi-X9-62","ANSI X9.62",NID_ansi_X9_62,5,&(lvalues[2948]),0},
{"prime-field","prime-field",NID_X9_62_prime_field,7,&(lvalues[2953]),0},
{"characteristic-two-field","characteristic-two-field",
@@ -1887,6 +1889,11 @@ static ASN1_OBJECT nid_objs[NUM_NID]={
	&(lvalues[4872]),0},
{"nameConstraints","X509v3 Name Constraints",NID_name_constraints,3,
	&(lvalues[4875]),0},
{"ITU-T","itu-t",NID_itu_t,1,&(lvalues[4878]),0},
{"JOINT-ISO-ITU-T","joint-iso-itu-t",NID_joint_iso_itu_t,1,
	&(lvalues[4879]),0},
{"international-organizations","International Organizations",
	NID_international_organizations,1,&(lvalues[4880]),0},
};

static ASN1_OBJECT *sn_objs[NUM_SN]={
@@ -1912,7 +1919,6 @@ static ASN1_OBJECT *sn_objs[NUM_SN]={
&(nid_objs[110]),/* "CAST5-CFB" */
&(nid_objs[109]),/* "CAST5-ECB" */
&(nid_objs[111]),/* "CAST5-OFB" */
&(nid_objs[404]),/* "CCITT" */
&(nid_objs[13]),/* "CN" */
&(nid_objs[141]),/* "CRLReason" */
&(nid_objs[417]),/* "CSPName" */
@@ -1947,7 +1953,8 @@ static ASN1_OBJECT *sn_objs[NUM_SN]={
&(nid_objs[46]),/* "IDEA-OFB" */
&(nid_objs[181]),/* "ISO" */
&(nid_objs[183]),/* "ISO-US" */
&(nid_objs[393]),/* "JOINT-ISO-CCITT" */
&(nid_objs[721]),/* "ITU-T" */
&(nid_objs[722]),/* "JOINT-ISO-ITU-T" */
&(nid_objs[15]),/* "L" */
&(nid_objs[ 3]),/* "MD2" */
&(nid_objs[257]),/* "MD4" */
@@ -1955,6 +1962,8 @@ static ASN1_OBJECT *sn_objs[NUM_SN]={
&(nid_objs[114]),/* "MD5-SHA1" */
&(nid_objs[95]),/* "MDC2" */
&(nid_objs[388]),/* "Mail" */
&(nid_objs[393]),/* "NULL" */
&(nid_objs[404]),/* "NULL" */
&(nid_objs[57]),/* "Netscape" */
&(nid_objs[366]),/* "Nonce" */
&(nid_objs[17]),/* "O" */
@@ -2291,6 +2300,7 @@ static ASN1_OBJECT *sn_objs[NUM_SN]={
&(nid_objs[527]),/* "identified-organization" */
&(nid_objs[461]),/* "info" */
&(nid_objs[101]),/* "initials" */
&(nid_objs[723]),/* "international-organizations" */
&(nid_objs[142]),/* "invalidityDate" */
&(nid_objs[294]),/* "ipsecEndSystem" */
&(nid_objs[295]),/* "ipsecTunnel" */
@@ -2634,6 +2644,7 @@ static ASN1_OBJECT *ln_objs[NUM_LN]={
&(nid_objs[296]),/* "IPSec User" */
&(nid_objs[182]),/* "ISO Member Body" */
&(nid_objs[183]),/* "ISO US Member Body" */
&(nid_objs[723]),/* "International Organizations" */
&(nid_objs[142]),/* "Invalidity Date" */
&(nid_objs[569]),/* "MIME MHS" */
&(nid_objs[388]),/* "Mail" */
@@ -2647,6 +2658,8 @@ static ASN1_OBJECT *ln_objs[NUM_LN]={
&(nid_objs[716]),/* "Microsoft Smartcardlogin" */
&(nid_objs[136]),/* "Microsoft Trust List Signing" */
&(nid_objs[717]),/* "Microsoft Universal Principal Name" */
&(nid_objs[393]),/* "NULL" */
&(nid_objs[404]),/* "NULL" */
&(nid_objs[72]),/* "Netscape Base Url" */
&(nid_objs[76]),/* "Netscape CA Policy Url" */
&(nid_objs[74]),/* "Netscape CA Revocation Url" */
@@ -2765,7 +2778,6 @@ static ASN1_OBJECT *ln_objs[NUM_LN]={
&(nid_objs[110]),/* "cast5-cfb" */
&(nid_objs[109]),/* "cast5-ecb" */
&(nid_objs[111]),/* "cast5-ofb" */
&(nid_objs[404]),/* "ccitt" */
&(nid_objs[152]),/* "certBag" */
&(nid_objs[528]),/* "certicom-arc" */
&(nid_objs[581]),/* "certificate extensions" */
@@ -3015,8 +3027,9 @@ static ASN1_OBJECT *ln_objs[NUM_LN]={
&(nid_objs[101]),/* "initials" */
&(nid_objs[181]),/* "iso" */
&(nid_objs[687]),/* "issuer capabilities" */
&(nid_objs[721]),/* "itu-t" */
&(nid_objs[492]),/* "janetMailbox" */
&(nid_objs[393]),/* "joint-iso-ccitt" */
&(nid_objs[722]),/* "joint-iso-itu-t" */
&(nid_objs[150]),/* "keyBag" */
&(nid_objs[477]),/* "lastModifiedBy" */
&(nid_objs[476]),/* "lastModifiedTime" */
@@ -3329,14 +3342,17 @@ static ASN1_OBJECT *ln_objs[NUM_LN]={

static ASN1_OBJECT *obj_objs[NUM_OBJ]={
&(nid_objs[ 0]),/* OBJ_undef                        0 */
&(nid_objs[404]),/* OBJ_ccitt                        0 */
&(nid_objs[721]),/* OBJ_itu_t                        0 */
&(nid_objs[393]),/* OBJ_joint_iso_ccitt              OBJ_joint_iso_itu_t */
&(nid_objs[404]),/* OBJ_ccitt                        OBJ_itu_t */
&(nid_objs[434]),/* OBJ_data                         0 9 */
&(nid_objs[181]),/* OBJ_iso                          1 */
&(nid_objs[182]),/* OBJ_member_body                  1 2 */
&(nid_objs[379]),/* OBJ_org                          1 3 */
&(nid_objs[527]),/* OBJ_identified_organization      1 3 */
&(nid_objs[393]),/* OBJ_joint_iso_ccitt              2 */
&(nid_objs[722]),/* OBJ_joint_iso_itu_t              2 */
&(nid_objs[11]),/* OBJ_X500                         2 5 */
&(nid_objs[723]),/* OBJ_international_organizations  2 23 */
&(nid_objs[380]),/* OBJ_dod                          1 3 6 */
&(nid_objs[12]),/* OBJ_X509                         2 5 4 */
&(nid_objs[378]),/* OBJ_X500algorithms               2 5 8 */
+1 −1
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Scripts for using ECC ciphersuites with test/testssl
(these ciphersuites are described in the Internet Draft available at
http://www.ietf.org/internet-drafts/draft-ietf-tls-ecc-02.txt).
http://www.ietf.org/internet-drafts/draft-ietf-tls-ecc-03.txt).

Use ECCcertgen.sh, RSAcertgen.sh, ECC-RSAcertgen.sh to generate
root, client and server certs of the following types:
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