> So using Linux, Windows, BSD or MacOS servers are malpractice? If you sell it as "secure", yes absolutely. And there are many applications where you would no

> So using Linux, Windows, BSD or MacOS servers are malpractice? If you sell it as "secure", yes absolutely. And there are many applications where you would not be even considered as a contractor for doing so. There is increasing number of situations where you want to provide hard guarantees (written in contract) about quality of the software and service you are providing. "we are using Linux" sometimes is not good enough.