A number of reports detailing wide-ranging system security breaches have been at the forefront of the news in the past couple of years.

在过去几年中，很多详细谈论大范围的系统安全问题的报道成为新闻的一大热点。

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In an April 2009 survey by RIS News, privacy and security concerns are still at the forefront of both shoppers' and retailers' minds.

RIS新闻公司在2009年4月份进行的调查表明，隐私和安全问题依然是消费者和商家最主要的担心。

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These new risks bring security to the forefront when developing a mashup application.

在开发一个 mashup 应用程序时，这些风险使安全问题浮出了水面。

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And they will be at the forefront of both security and political decisions, and we will be their supportive ally.

WHITEHOUSE: Press Briefing

In his capacity as CIA Director, in particular, Mr. Casey was at the forefront of constructing a more security-minded U.S. policy with regard to economic, financial and energy relations with potential adversaries like the former Soviet Union and China.

CENTERFORSECURITYPOLICY: The William J. Casey Institute

Of late, he has placed security concerns in the forefront of his country's ties with Tokyo, which is probably where they belong.

CNN: Election Watch