This question hadn't been asked separately, so here it is.
In particular, is there any official repository that provides and https alternative to the defaults http official repositories?
I have the following in my
As pointed out, https is not necessary for authenticating the files downloaded, and is not very effective at hiding which files you download. My interest is because at my site, http downloads are much slower than https for some reason, even from the same remote host. I don't know why; maybe we have a transparent proxy that is slow or trying to scan for viruses or some such nonsense.