过去，对中国的政策制定者来说，只要对进出中国的资金维持严格的管控，央行的保密性就不是问题。
The secrecy of the central bank was not a problem for Chinese policy makers as long as they maintained strict regulation of money moving in and out of the country.
银行计算机网络是一种提供各种信息咨询和处理的综合信息网络，其政策性和保密性都很强。
The network of bank calculator is a synthesize information net which provides a variety of information consultation and transaction, its policy and secret are very strong.
基于此框架，既可以实施多等级保密性安全政策，又可以实施多等级完整性安全政策。
Based on SLCF, both multilevel confidential policy and multilevel integrity policy can be expressed and enforced.
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