misterborden

I got the same exception trying to get any page from https://alphavantage.co with TIdHTTP. I tried each of SSL2, SSL3, TLS1, TLS1.1, TLS1.2 to no avail, but if I changed...

Thanks, you solved one problem for me and raised another ;) It seems alphavantage.co requires the subdomain www to be prepended instead of defaulting to it like a self-respecting website...

Non that I'm aware of. I don't think Indy implements the SSL spec 100% correctly and some websites are strict about it and some aren't. I was starting to dig...