npm install cookie-signatureyarn add cookie-signaturepnpm add cookie-signature<script src="https://fastly.jsdelivr.net/npm/cookie-signature"></script><script src="https://unpkg.com/cookie-signature"></script><script type="module">
import cookiesignature from 'https://cdn.jsdelivr.net/npm/cookie-signature/+esm';
</script><script type="module">
import cookiesignature from 'https://cdn.skypack.dev/cookie-signature';
</script>