The latter detects changes in critical system files and configuration objects.

后者探测对重要系统文件和配置对象的更改。

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The first step is to identify critical system assets — intangible or tangible — that are vulnerable to malicious attacks.

第一步是确定易遭到恶意攻击的关键系统资产——无形的或者有形的。

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This directory holds critical system configuration files, so keeping a copy of it can speed up recovery if you need to reinstall your operating system.

该目录下含有关键系统配置，因此，如果您需要重新安装操作系统，保留它的副本可以加快恢复过程。

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McCarthy became increasingly critical of the two-party system and traditional politicians, even Democrats.

VOA: special.2009.08.30

"As a critical part of this program, we are making it clear that we are willing to provide capital to the system,"

VOA: standard.2009.03.24

This part of the Illinois River near Morris is several miles southwest of the electronic fish barrier, a critical point along the Illinois waterway system meant to stop the Asian Carp from reaching Lake Michigan.

VOA: standard.2010.07.19

Install one or more security-checking packages LIDS, LogCheck, Tripwire, or HostSentry, or simply generate and store (off-system) MD5 checksums for all critical system files.

CNN: Analysis: Linux security

The only way a measurable amount of EM energy makes it to a critical system is via a number of strange and highly improbable coincidences.

FORBES: Yes, Our Gadgets Really Threaten Planes

What happens when Apple has a mission-critical system fail?

FORBES: Apple: Most Admired No More?