Consensys · yelhousni · Apr 14, 2026 · Apr 14, 2026 · Apr 14, 2026 · Apr 15, 2026
diff --git a/ecc/ecc.go b/ecc/ecc.go
@@ -1,7 +1,7 @@
 // Copyright 2020-2025 Consensys Software Inc.
 // Licensed under the Apache License, Version 2.0. See the LICENSE file for details.
 
-// Package ecc provides bls12-381, bls12-377, bn254, bw6-761, bls24-315, bls24-317, bw6-633, secp256k1, secp256r1, grumpkin and stark-curve elliptic curves implementations.
+// Package ecc provides bls12-381, bls12-377, bn254, bw6-761, bls24-315, bls24-317, bw6-633, secp256k1, secp256r1, grumpkin, stark-curve and kb8 elliptic curves implementations.
 //
 // Also
 //
@@ -32,6 +32,7 @@ const (
 	SECP256K1
 	GRUMPKIN
 	SECP256R1
+	KB8
 )
 
 // MultiExpConfig enables to set optional configuration attribute to a call to MultiExp

diff --git a/ecc/ecc_field.go b/ecc/ecc_field.go
diff --git a/ecc/kb8/fp/fp.go b/ecc/kb8/fp/fp.go
diff --git a/ecc/kb8/fr/arith.go b/ecc/kb8/fr/arith.go
diff --git a/ecc/kb8/fr/cbrt_extra_test.go b/ecc/kb8/fr/cbrt_extra_test.go
@@ -0,0 +1,13 @@
+package fr
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestElementCbrtZero(t *testing.T) {
+	var zero, got Element
+	require.NotNil(t, got.Cbrt(&zero))
+	require.True(t, got.IsZero())
+}
diff --git a/ecc/kb8/fr/doc.go b/ecc/kb8/fr/doc.go