security precaution

基本解释

That last point is critically important: Many distributions ship their /etc/xinetd.d/swat configuration files to disable SWAT by default as a security precaution.
最後一點最點是：作爲一個安全預防措施，許多發行版附帶的 /etc/xinetd.d/swat 配置文件默認情況下都會禁用 SWAT。
This is a useful security precaution, but if you need to administer your Samba server from another computer or a set of computers, you can specify other addresses.
這是一個非常有用的安全預防措施，但是如果您需要從另一台計算機或一組計算機琯理您的 Samba 服務器，那麽您可以指定其他地址。
When the server started up again after the crash, the XFS code would look at the journal, realize the situation, and fill those incomplete data blocks with binary zeros as a security precaution.
服務器在崩潰後再次啓動時，XFS 代碼會查看日志，了解情況，把那些不完整的數據塊填上二進制零以預防安全性問題。

As a security precaution, however, it is requiring all users to reset their passwords when they log in.
FORBES: Online Attack on Evernote Triggers Service-Wide Password Resets
But the fact remains that there are people they're still looking for and if the plot had been entirely foiled, then there wouldn't have been a need for this extraordinary security precaution we are seeing on both sides of the Atlantic.
NPR: Inside the British Probe of the Terrorist Plot