The crypto.ts file in the Lit SDK handles cryptographic operations, including the generation, import, encryption and decryption of keys, as well as management of cryptographic shares using BLS and ECDSA schemes.
yarn add @lit-protocol/crypto
<script src="https://cdn.jsdelivr.net/npm/@lit-protocol/crypto-vanilla/crypto.js"></script>
<script>
console.log(LitJsSdk_crypto);
</script>