Since the 1990s,the Intemet,as the core of the information age,has emerged and information society has appeared, information security makes the conditions,the contents and the ways of security works to change.Under the new challenge,We must locate the wor%二十世纪九十年代以来,以互联网为核心信息时代到来,信息社会出现,信息安全使传统保密工作条件、内容和方式发生变化,我们在新挑战下,必须重新定位保密与信息安全工作,应用新时代保密技术手段为中国大飞机事业保驾护航。
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