The trend is clear: . Tools like mkcert , dev-certs , and Caddy are already making “verified” a one-command operation. Meanwhile, ports like 11501 are just arbitrary numbers—but the need for trust and encryption is permanent.

Once you have an SSL certificate, you'll need to configure your local development server to use it. The specific steps will vary depending on your server software and configuration. Here are a few examples:

Browser vendors are gradually tightening security.