There are two situations where a normal hyperlink to an external url could get replaced to https Website domain is part of the external domain When the external url is for example http://domain.com.au while the website url is http://domain.com this can happen. Really Simple SSL replaces all instances of the own website domain in the html to https. …
With the WPMU Dev pro sites plugin, you can create a front end signup form to enable users to register and create their own website. If you have some of those websites not on SSL, but the signup website is SSL, you might get the problem that the url that is generated by the signup …
Frido mentioned to me there seems to be an issue with Multisite if you use both http and https sites. The issue occurs when you do a network upgrade. The following message appears: Upgrade Network https://nonsecureddomain.com Warning! Problem updating https://nonsecureddomain.com. Your server may not be able to connect to sites running on it. Error message: …
Yes, you can use Really Simple SSL for multisite. When you activate Really Simple SSL on a multisite environment, you can choose to network activate, or to activate per-site. When you network activate, you get the same option again (might be confusing) but even on network activation, you can choose to enable SSL per site. …