ecdh test

src/public/ecdh.js

@@ -0,0 +1,15 @@
+// X25519 aka ECDH on Curve25519 from [RFC7748](https://www.rfc-editor.org/rfc/rfc7748)
+import { x25519 } from '@noble/curves/ed25519';
+
+export function genKeys() {
+    const priv = x25519.utils.randomPrivateKey();
+    const pub = x25519.getPublicKey(priv);
+    return {
+        privkey: priv,
+        pubkey: pub
+    };
+}
+
+export function sharedKey(priv, pub) {
+    return x25519.getSharedSecret(priv, pub);
+}