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-rw-r--r--api/next/63963.txt3
-rw-r--r--doc/next/6-stdlib/99-minor/crypto/ecdsa/63963.md1
-rw-r--r--src/crypto/ecdsa/ecdsa.go8
3 files changed, 6 insertions, 6 deletions
diff --git a/api/next/63963.txt b/api/next/63963.txt
new file mode 100644
index 0000000000..c1aaae5044
--- /dev/null
+++ b/api/next/63963.txt
@@ -0,0 +1,3 @@
+pkg crypto/ecdsa, type PrivateKey struct, D //deprecated #63963
+pkg crypto/ecdsa, type PublicKey struct, X //deprecated #63963
+pkg crypto/ecdsa, type PublicKey struct, Y //deprecated #63963
diff --git a/doc/next/6-stdlib/99-minor/crypto/ecdsa/63963.md b/doc/next/6-stdlib/99-minor/crypto/ecdsa/63963.md
new file mode 100644
index 0000000000..81efc00bb5
--- /dev/null
+++ b/doc/next/6-stdlib/99-minor/crypto/ecdsa/63963.md
@@ -0,0 +1 @@
+The `big.Int` fields of [PublicKey] and [PrivateKey] are now deprecated.
diff --git a/src/crypto/ecdsa/ecdsa.go b/src/crypto/ecdsa/ecdsa.go
index 340edbbaba..54fbecb576 100644
--- a/src/crypto/ecdsa/ecdsa.go
+++ b/src/crypto/ecdsa/ecdsa.go
@@ -44,15 +44,13 @@ type PublicKey struct {
// X, Y are the coordinates of the public key point.
//
- // Modifying the raw coordinates can produce invalid keys, and may
+ // Deprecated: modifying the raw coordinates can produce invalid keys, and may
// invalidate internal optimizations; moreover, [big.Int] methods are not
// suitable for operating on cryptographic values. To encode and decode
// PublicKey values, use [PublicKey.Bytes] and [ParseUncompressedPublicKey]
// or [crypto/x509.MarshalPKIXPublicKey] and [crypto/x509.ParsePKIXPublicKey].
// For ECDH, use [crypto/ecdh]. For lower-level elliptic curve operations,
// use a third-party module like filippo.io/nistec.
- //
- // These fields will be deprecated in Go 1.26.
X, Y *big.Int
}
@@ -171,14 +169,12 @@ type PrivateKey struct {
// D is the private scalar value.
//
- // Modifying the raw value can produce invalid keys, and may
+ // Deprecated: modifying the raw value can produce invalid keys, and may
// invalidate internal optimizations; moreover, [big.Int] methods are not
// suitable for operating on cryptographic values. To encode and decode
// PrivateKey values, use [PrivateKey.Bytes] and [ParseRawPrivateKey] or
// [crypto/x509.MarshalPKCS8PrivateKey] and [crypto/x509.ParsePKCS8PrivateKey].
// For ECDH, use [crypto/ecdh].
- //
- // This field will be deprecated in Go 1.26.
D *big.Int
}