import { base } from "https://deno.land/std@0.170.0/node/_crypto/crypto_browserify/asn1.js/mod.js";
The Standard Library has been moved to JSR. See the blog post for details.
import { base } from "https://deno.land/std@0.170.0/node/_crypto/crypto_browserify/asn1.js/mod.js";