NamespaceWhat it isolatesWhat the process seesPIDProcess IDsOwn process tree, starts at PID 1MountFilesystem mount pointsOwn mount table, can have different rootNetworkNetwork interfaces, routingOwn interfaces, IP addresses, portsUserUID/GID mappingCan be root inside, nobody outsideUTSHostnameOwn hostnameIPCSysV IPC, POSIX message queuesOwn shared memory, semaphoresCgroupCgroup root directoryOwn cgroup hierarchyTimeSystem clocks (monotonic, boot)Own system uptime and clock offsetsNamespaces are what Docker containers use. When you run a container, it gets its own PID namespace (cannot see host processes), its own mount namespace (own filesystem view), its own network namespace (own interfaces), and so on.
New AirSnitch attack bypasses Wi-Fi encryption in homes, offices, and enterprises | AirSnitch: Demystifying and Breaking Client Isolation in Wi-Fi Networks
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Трамп высказался о непростом решении по Ирану09:14
回顾这场跨越硅谷的人才流动，七个月前就已经“失血”的苹果，其处境依然值得审视。