epolite - npm Package Compare versions

Comparing version 0.3.0 to 0.4.0

package.json

@@ -17,3 +17,3 @@ {
   },
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "A public-private key library for post-quantum cryptography (early stage, use with caution)",
@@ -20,0 +20,0 @@ "bugs": {

src/index.ts

 import { ml_kem512 } from "@noble/post-quantum/ml-kem";
 import { Buffer } from "buffer"; //for web
 
-const VERSION = 3; //incremental versions, each one is not compatible with earlier ones.
+const VERSION = 4; //incremental versions, each one is not compatible with earlier ones.
 
+function makeBigInt(arr: number[]): string {
+    let bigInt = BigInt(0);
+    
+    for (let i = 0; i < arr.length; i++) {
+        bigInt = (bigInt << BigInt(8)) | BigInt(arr[i]);
+    }
+    
+    return `${bigInt}`;
+}
+
+function makeArray(bas: string) {
+    let b = BigInt(bas);
+    
+    const arr = [];
+    
+    while (b > 0) {
+        arr.unshift(Number(b & BigInt(0xFF)));
+        b >>= BigInt(8);
+    }
+    
+    return arr;
+}
+
 interface SIGN {
@@ -61,4 +84,4 @@ publicKeyBytes: Promise<number>;
         version: VERSION,
-        kyberPublicKey: Array.from(kyberKeyPair.publicKey),
-        falconPublicKey: Array.from(falconKeyPair.publicKey),
+        kyberPublicKey: makeBigInt(Array.from(kyberKeyPair.publicKey)),
+        falconPublicKey: makeBigInt(Array.from(falconKeyPair.publicKey)),
     };
@@ -68,4 +91,4 @@
         version: VERSION,
-        kyberPrivateKey: Array.from(kyberKeyPair.secretKey),
-        falconPrivateKey: Array.from(falconKeyPair.privateKey),
+        kyberPrivateKey: makeBigInt(Array.from(kyberKeyPair.secretKey)),
+        falconPrivateKey: makeBigInt(Array.from(falconKeyPair.privateKey)),
     };
@@ -104,3 +127,3 @@
     const publicKeyObj = JSON.parse(Buffer.from(publicKeyEncoded, "base64").toString("utf-8"));
-    const kyberPublicKey = new Uint8Array(publicKeyObj.kyberPublicKey);
+    const kyberPublicKey = new Uint8Array(makeArray(publicKeyObj.kyberPublicKey));
 
@@ -165,4 +188,4 @@ // Encapsulate shared secret using Kyber
     const privateKeyObj = JSON.parse(Buffer.from(privateKeyEncoded, "base64").toString("utf-8"));
-    const kyberPrivateKey = new Uint8Array(privateKeyObj.kyberPrivateKey);
-
+    const kyberPrivateKey = new Uint8Array(makeArray(privateKeyObj.kyberPrivateKey));
+    
     //decapsulate shared secret using Kyber
@@ -209,3 +232,3 @@ const sharedSecret = ml_kem512.decapsulate(cipherText, kyberPrivateKey);
     const privateKeyObj = JSON.parse(Buffer.from(privateKeyEncoded, "base64").toString("utf-8"));
-    const falconPrivateKey = new Uint8Array(privateKeyObj.falconPrivateKey);
+    const falconPrivateKey = new Uint8Array(makeArray(privateKeyObj.falconPrivateKey));
     
@@ -245,3 +268,3 @@ //sign using FALCON-512
     const publicKeyObj = JSON.parse(Buffer.from(publicKeyEncoded, "base64").toString("utf-8"));
-    const falconPublicKey = new Uint8Array(publicKeyObj.falconPublicKey);
+    const falconPublicKey = new Uint8Array(makeArray(publicKeyObj.falconPublicKey));
     
@@ -248,0 +271,0 @@ //initialize Falcon signing

src/test.ts

@@ -6,2 +6,6 @@ import { createKeyPair, decrypt, encrypt, sign, verify } from ".";
 
+console.log(`key length: ${aliceKeys.privateKey.length}, ${aliceKeys.publicKey.length}`);
+
+console.log(aliceKeys.publicKey);
+
 const message = "Cool beans";
@@ -8,0 +12,0 @@

No alert changes

Improved metrics

Total package byte prevSize

22402

increased by3.11%

Lines of code

313

increased by6.1%

No dependency changes