They are overwhelmingly whitelabeled providers. For example, Samsung SDI Cloud (the largest "Korean" cloud) is an AWS white label.
Korea is great at a lot of engineering disciplines. Sadly, software is not one of them, though it's slowly changing. There was a similar issue a couple years ago where the government's internal intranet was down a couple days because someone deployed a switch in front of outbound connections without anyone noticing.
It's not a talent problem but a management problem - similar to Japan's issues, which is unsurprising as Korean institutions and organizations are heavily based on Japanese ones from back in the JETRO era.
Korea is great at a lot of engineering disciplines. Sadly, software is not one of them, though it's slowly changing. There was a similar issue a couple years ago where the government's internal intranet was down a couple days because someone deployed a switch in front of outbound connections without anyone noticing.
It's not a talent problem but a management problem - similar to Japan's issues, which is unsurprising as Korean institutions and organizations are heavily based on Japanese ones from back in the JETRO era.