A problem is some people and teams are world class at a big company... But not everyone, everywhere. For a fun time, read about the rollout and internals of Azure.
> It is conceivable that, with a little poking, an attacker could obtain data, including secrets such as certificates, belonging to other tenants on the node.
> Moreover, the code was leaking cached entries and even entire caches due to misunderstood memory ownership rules, and suffered from a large number of crashes, in the order of 300,000 to 500,000 crashes per month for the WireServer web server alone across the fleet.
They're quite famous for being lax in security - mostly because they're a massive corporation, but also because they're high profile
But keep in mind Google got hacked by the Chinese in 2009 or so.