From 1896c1c928c1707971b3c1c940400a7a1813bca5 Mon Sep 17 00:00:00 2001
From: tclemos <thiago@iden3.com>
Date: Thu, 26 Jan 2023 10:57:21 -0300
Subject: [PATCH] remove dependency of iden3 package from jrpc

---
 jsonrpc/endpoints_web3.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/jsonrpc/endpoints_web3.go b/jsonrpc/endpoints_web3.go
index 64f1a64a03..4440be4452 100644
--- a/jsonrpc/endpoints_web3.go
+++ b/jsonrpc/endpoints_web3.go
@@ -3,7 +3,7 @@ package jsonrpc
 import (
 	"math/big"
 
-	"github.com/iden3/go-iden3-crypto/keccak256"
+	"golang.org/x/crypto/sha3"
 )
 
 // Web3Endpoints contains implementations for the "web3" RPC endpoints
@@ -18,5 +18,8 @@ func (e *Web3Endpoints) ClientVersion() (interface{}, rpcError) {
 // Sha3 returns the keccak256 hash of the given data.
 func (e *Web3Endpoints) Sha3(data argBig) (interface{}, rpcError) {
 	b := (*big.Int)(&data)
-	return argBytes(keccak256.Hash(b.Bytes())), nil
+	hash := sha3.NewLegacyKeccak256()
+	hash.Write(b.Bytes()) //nolint:errcheck,gosec
+	keccak256Hash := hash.Sum(nil)
+	return argBytes(keccak256Hash), nil
 }