From 0e5a27b6402cdf57c888c1ade3ed8ae401d19640 Mon Sep 17 00:00:00 2001
From: Xiaokang Qian <xiaokang.qian@arm.com>
Date: Fri, 21 Apr 2023 09:58:07 +0000
Subject: [PATCH] Update links of references in bignum code

Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
---
 library/ecdh.c  | 2 +-
 library/ecdsa.c | 2 +-
 library/ecp.c   | 6 ++++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/library/ecdh.c b/library/ecdh.c
index 2007e1670c..9f002d9682 100644
--- a/library/ecdh.c
+++ b/library/ecdh.c
@@ -20,7 +20,7 @@
 /*
  * References:
  *
- * SEC1 http://www.secg.org/index.php?action=secg,docs_secg
+ * SEC1 https://www.secg.org/sec1-v2.pdf
  * RFC 4492
  */
 
diff --git a/library/ecdsa.c b/library/ecdsa.c
index 42a65dcb59..1f0b37dfd4 100644
--- a/library/ecdsa.c
+++ b/library/ecdsa.c
@@ -20,7 +20,7 @@
 /*
  * References:
  *
- * SEC1 http://www.secg.org/index.php?action=secg,docs_secg
+ * SEC1 https://www.secg.org/sec1-v2.pdf
  */
 
 #include "common.h"
diff --git a/library/ecp.c b/library/ecp.c
index 9051490b12..2d80b6f33f 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -20,13 +20,15 @@
 /*
  * References:
  *
- * SEC1 http://www.secg.org/index.php?action=secg,docs_secg
+ * SEC1 https://www.secg.org/sec1-v2.pdf
  * GECC = Guide to Elliptic Curve Cryptography - Hankerson, Menezes, Vanstone
  * FIPS 186-3 http://csrc.nist.gov/publications/fips/fips186-3/fips_186-3.pdf
  * RFC 4492 for the related TLS structures and constants
+ * - https://www.rfc-editor.org/rfc/rfc4492
  * RFC 7748 for the Curve448 and Curve25519 curve definitions
+ * - https://www.rfc-editor.org/rfc/rfc7748
  *
- * [Curve25519] http://cr.yp.to/ecdh/curve25519-20060209.pdf
+ * [Curve25519] https://cr.yp.to/ecdh/curve25519-20060209.pdf
  *
  * [2] CORON, Jean-S'ebastien. Resistance against differential power analysis
  *     for elliptic curve cryptosystems. In : Cryptographic Hardware and