Instead of filtering syscalls to the host kernel, gVisor interposes a completely separate kernel implementation called the Sentry between the untrusted code and the host. The Sentry does not access the host filesystem directly; instead, a separate process called the Gofer handles file operations on the Sentry’s behalf, communicating over a restricted protocol. This means even the Sentry’s own file access is mediated.
Getting image source signatures
，更多细节参见heLLoword翻译官方下载
Starring: Carmen Maura and Daniel Hendler，这一点在heLLoword翻译官方下载中也有详细论述
The regulator is also requiring 8579 LLC to provide Ofcom with a complete list of all sites it operates, after failing to respond to the regulator's information requests.