fix: import share

torusresearch · May 21, 2024 · b4f7772 · b4f7772
1 parent c20aec6
commit b4f7772
Showing 1 changed file with 8 additions and 9 deletions.
diff --git a/Sources/TorusUtils/Helpers/KeyUtils.swift b/Sources/TorusUtils/Helpers/KeyUtils.swift
@@ -102,22 +102,21 @@ public class KeyUtils {
     }
 
     internal static func generateKeyData(privateKey: String) throws -> PrivateKeyData {
-        let randomNonce = SecretKey()
-        let randomNonceInverse = try SecretKey(hex: randomNonce.serialize()).inv()
+        let scalar = BigInt(privateKey, radix: 16)!
 
-        let oAuthKey = try SecretKey(hex: privateKey)
-        try oAuthKey.addAssign(key: randomNonceInverse)
+        let randomNonce = BigInt(try SecretKey().serialize().addLeading0sForLength64(), radix: 16)!
 
-        let oAuthPrivateKeyString = try oAuthKey.serialize().addLeading0sForLength64()
-        let oAuthPubKeyString = try oAuthKey.toPublic().serialize(compressed: false)
+        let oAuthKey = (scalar - randomNonce).modulus(KeyUtils.getOrderOfCurve())
+
+        let oAuthPubKeyString = try SecretKey(hex: oAuthKey.magnitude.serialize().hexString.addLeading0sForLength64()).toPublic().serialize(compressed: false)
 
         let finalUserPubKey = try SecretKey(hex: privateKey).toPublic().serialize(compressed: false)
 
         return PrivateKeyData(
-            oAuthKey: oAuthPrivateKeyString,
+            oAuthKey: oAuthKey.magnitude.serialize().hexString.addLeading0sForLength64(),
             oAuthPubKey: oAuthPubKeyString,
-            nonce: try randomNonce.serialize().addLeading0sForLength64(),
-            signingKey: try oAuthKey.serialize().addLeading0sForLength64(),
+            nonce: randomNonce.magnitude.serialize().hexString.addLeading0sForLength64(),
+            signingKey: oAuthKey.magnitude.serialize().hexString.addLeading0sForLength64(),
             signingPubKey: oAuthPubKeyString,
             finalKey: privateKey,
             finalPubKey: finalUserPubKey