If you go to " http://web.can.ftrsecure.com" which you perhaps didn't try due to your security concerns (gotta be wary of those blackhole exploits for sure!!), you can see it says "by F-Secure" bottom left corner. (Weird by the way that it is HTTP, not HTTPS, but it does redirect to HTTPS in the end..) The naming, selling, etc. of that product is done and decided by Frontier - a North American company, but the software service itself is provided "by F-Secure". Indeed "https://app.younited.com" is the F-Secure equivalent product here. So "content everywhere", or what was it, is the same service but handled by Frontier for its own customer base. That in mind, I have no knowledge why your email got mixed up in their email campaign, but I hope that that part got cleared earlier.
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