The government official who insisted that commercial AWS/GCP/Azure couldn't possibly be trusted with keeping the information will be keeping their head low for a few days then... "The Interior Ministry explained that while most systems at the Daejeon data center are backed up daily to separate equipment within the same center and to a physically remote backup facility, the G-Drive’s structure did not allow for extern…
The issue here is not refusing to use a foreign third party. That makes sense. The issue is mandating the use of remote storage and not backing it up. That’s insane. It’s like the most basic amount of preparation you do. It’s recommended to even the smallest of companies specifically because a fire is a risk. That’s gross mismanagement.
Having worked a great deal inside of aws on these things aws provides literally every conceivable level of customer managed security down to customer owned and keyed datacenters operated by aws, with master key HSMs owned, purchased by the customer, with customer managed key hierarchies at all levels and detailed audit logs of everything done by everything including aws itself. The security assurance of aws is far and away beyond what even the most sophisticated state actor infrastructure does and is more modern to boot - because it’s profit incentive drives that.
Most likely this was not about national security than about nationalism. They’re easily confused but that’s fallacious. And they earned the dividends of fallacious thinking.