Comment by greyface-

15 hours ago

New baseline expectation that web traffic will be encrypted on the wire: very good!

New de-facto requirement that you need to receive the blessing of a CA to make use of basic web platform features... not so good.

Can you elaborate a bit about what you mean by "the blessing of a CA"?

I agree that it's true that you need a certificate to do TLS, but importantly Let's Encrypt isn't interested in what you do with your certificate, just that you actually control the domain name. See: https://letsencrypt.org/2015/10/29/phishing-and-malware.html

  • Their policy today is to grant certificates liberally. There is no technical guarantee that this remains the case indefinitely, only a political one. I don't doubt the sincerity of this guarantee, but I wish I didn't have to rely on it.

    • A big factor is that they are serving so many certs, with only a tiny amount of funding. Anything beyond the most basic pre-written list of blocked domain names is infeasible. Analyzing the content of every single domain would increase their resource needs by several orders of magnitude. That's reasonably close to a technical guarantee, if you ask me.

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That's not new, LetsEncrypt just didn't solve it. And if you think this is the only single point of failure in the stack, I have news for you.

  • It's absolutely new. No HTML5 features were restricted to secure origins only pre-LE. Today, many are. Google was able to push these requirements in large part due to Let's Encrypt's success making secure origins ubiquitous.

    • The order of events is a bit more complicated than this.

      Google initially proposed restricting powerful features to secure origins back in February of 2015 (https://web.archive.org/web/20150125103531/https://www.chrom...) and Mozilla proposed requiring secure origins for all new features in April of 2015 (https://blog.mozilla.org/security/2015/04/30/deprecating-non...). Let's Encrypt issued its first certificate in September of 2015.

      This isn't to say that these two things are unrelated: Mozilla obviously knew about Let's Encrypt and we considered it an important complement for this kind of policy, and at least some people at Chrome knew about LE, though I'm not sure how it played into their thinking. However, it's not as simple as "LE happened and then people started pushing for secure origins for new features".

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Kinda hear you, but DNS is a defacto requirement as well. Neither DNS (common TLDs) nor any of the major cert vendors I'm aware of ask you your site's business before issuing.

  • >ask you your site's business before issuing.

    Because they want your money. If they ask you after they get to keep your money.