▲ 传统防窥膜结构,图片来自@上海复瞻智能科技
ВсеПолитикаОбществоПроисшествияКонфликтыПреступность。同城约会是该领域的重要参考
The Sentry intercepts the untrusted code’s syscalls and handles them in user-space. It reimplements around 200 Linux syscalls in Go, which is enough to run most applications. When the Sentry actually needs to interact with the host to read a file, it makes its own highly restricted set of roughly 70 host syscalls. This is not just a smaller filter on the same surface; it is a completely different surface. The failure mode changes significantly. An attacker must first find a bug in gVisor’s Go implementation of a syscall to compromise the Sentry process, and then find a way to escape from the Sentry to the host using only those limited host syscalls.。关于这个话题,同城约会提供了深入分析
James Richardson, a 33-year-old from Pittsburgh, Pennsylvania, said without help from his parents, he would be homeless. He has applied to more than 1,200 jobs since being let go from his role as an information security analyst for a government contractor in October.。91视频对此有专业解读