The critical thing to understand is namespaces are visibility walls, not security boundaries. They prevent a process from seeing things outside its namespace. They do not prevent a process from exploiting the kernel that implements the namespace. The process still makes syscalls to the same host kernel. If there is a bug in the kernel’s handling of any syscall, the namespace boundary does not help.
Does new science get us closer to finding out how life on earth began?BBC Inside Science
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Only six years ago, the boss of Ocado Group was writing the obituary for supermarkets as he predicted that a surge in online grocery shopping during the pandemic had brought forward the hi-tech future.
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哈克特說，這種自願式調查容易受到「虛假受訪者」影響，使數據失真：「而且這不是隨機的。失真往往在年輕族群中最高。」