From: Ardis Lu <ardisglu@gmail.com>
Date: Wed, 18 Mar 2026 06:54:42 +0000 (-0700)
Subject: Use `.toBase64()` and `.fromBase64()` instead of `btoa()` and `atob()`
X-Git-Url: https://git.ardis.lu/?a=commitdiff_plain;h=8ed731bf6e8e6e24473cb548553e551dd73a94c8;p=static-encrypt

Use `.toBase64()` and `.fromBase64()` instead of `btoa()` and `atob()`

These functions are baseline as of September 2025.
---

diff --git a/decrypt.js b/decrypt.js
index a44f8f9..0fecff4 100644
--- a/decrypt.js
+++ b/decrypt.js
@@ -9,7 +9,7 @@ export async function decrypt(content, password) {
   const encodedPassword = encoder.encode(password);
   const additionalData = encoder.encode('https://github.com/ardislu/static-encrypt');
 
-  const contentBuffer = Uint8Array.from(atob(content), c => c.charCodeAt(0));
+  const contentBuffer = Uint8Array.fromBase64(content);
   const salt = new Uint8Array(32);
   const iv = new Uint8Array(12);
   const ciphertext = new Uint8Array(contentBuffer.byteLength - salt.byteLength - iv.byteLength);
diff --git a/encrypt.js b/encrypt.js
index f86ecea..8f9c544 100644
--- a/encrypt.js
+++ b/encrypt.js
@@ -46,7 +46,7 @@ export async function encrypt(plaintext, password) {
   contentBuffer.set(salt);
   contentBuffer.set(iv, salt.byteLength);
   contentBuffer.set(ciphertext, salt.byteLength + iv.byteLength);
-  const content = btoa(String.fromCharCode(...contentBuffer));
+  const content = contentBuffer.toBase64();
 
   return content;
 }
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