From 275224b036c1713bd3162484d17b160ca8203116 Mon Sep 17 00:00:00 2001 From: Magnus Henoch Date: Mon, 12 Sep 2016 15:48:01 +0100 Subject: Filter elliptic curves depending on FIPS mode Adapted from commit 675ee6860d2c273bcc6c6a0536634a107e2a3d9f. --- lib/crypto/src/crypto_ec_curves.erl | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) (limited to 'lib/crypto') diff --git a/lib/crypto/src/crypto_ec_curves.erl b/lib/crypto/src/crypto_ec_curves.erl index 002b03b80c..9602a7e24b 100644 --- a/lib/crypto/src/crypto_ec_curves.erl +++ b/lib/crypto/src/crypto_ec_curves.erl @@ -7,29 +7,36 @@ curves() -> PubKeys = proplists:get_value(public_keys, CryptoSupport), HasEC = proplists:get_bool(ecdh, PubKeys), HasGF2m = proplists:get_bool(ec_gf2m, PubKeys), - prime_curves(HasEC) ++ characteristic_two_curves(HasGF2m). + FIPSMode = crypto:info_fips() == enabled, + prime_curves(HasEC, FIPSMode) ++ characteristic_two_curves(HasGF2m, FIPSMode). -prime_curves(true) -> - [secp112r1,secp112r2,secp128r1,secp128r2,secp160k1,secp160r1,secp160r2, +prime_curves(true, true) -> + [secp160k1,secp160r1,secp160r2, secp192r1,secp192k1,secp224k1,secp224r1,secp256k1,secp256r1,secp384r1, secp521r1,prime192v1,prime192v2,prime192v3,prime239v1,prime239v2,prime239v3, - prime256v1,wtls6,wtls7,wtls8,wtls9,wtls12, + prime256v1,wtls7,wtls9,wtls12, brainpoolP160r1,brainpoolP160t1,brainpoolP192r1,brainpoolP192t1, brainpoolP224r1,brainpoolP224t1,brainpoolP256r1,brainpoolP256t1, brainpoolP320r1,brainpoolP320t1,brainpoolP384r1,brainpoolP384t1, brainpoolP512r1,brainpoolP512t1]; -prime_curves(_) -> +prime_curves(true, false) -> + [secp112r1,secp112r2,secp128r1,secp128r2,wtls6,wtls8] + ++ prime_curves(true, true); +prime_curves(_, _) -> []. -characteristic_two_curves(true) -> - [sect113r1,sect113r2,sect131r1,sect131r2,sect163k1,sect163r1, +characteristic_two_curves(true, true) -> + [sect163k1,sect163r1, sect163r2,sect193r1,sect193r2,sect233k1,sect233r1,sect239k1,sect283k1, sect283r1,sect409k1,sect409r1,sect571k1,sect571r1,c2pnb163v1,c2pnb163v2, c2pnb163v3,c2pnb176v1,c2tnb191v1,c2tnb191v2,c2tnb191v3,c2pnb208w1,c2tnb239v1, c2tnb239v2,c2tnb239v3,c2pnb272w1,c2pnb304w1,c2tnb359v1,c2pnb368w1,c2tnb431r1, - wtls1,wtls3,wtls4,wtls5,wtls10,wtls11,ipsec3,ipsec4]; -characteristic_two_curves(_) -> + wtls3,wtls5,wtls10,wtls11]; +characteristic_two_curves(true, _) -> + [sect113r1,sect113r2,sect131r1,sect131r2,wtls1,wtls4,ipsec3,ipsec4] + ++ characteristic_two_curves(true, true); +characteristic_two_curves(_, _) -> []. curve(secp112r1) -> -- cgit v1.2.3