The cross-boundary service of library, which well does great good to the construction of information resources and the transformation of library service mode, brings lots of security technology issues in the new information environment as well. To solve these issues is a matter of great urgency. This article points out possible problems in the process of cross-boundary library service for library including intellectual property protection, privacy protection, viruses and attacks, the compatibility and disaster tolerance of data storage. This article presents a series related countermeasures as well.%在跨界服务概念为信息资源建设、图书馆服务模式转型带来优势的同时,会伴随产生新环境下的信息安全技术问题,这些问题的解决迫在眉睫。通过对大数据时代下图书馆跨界服务的特征及服务方式的分析,指出图书馆进行信息服务过程中的知识产权保护、隐私数据保护、恶意攻击和计算机病毒、数据存储兼容和容灾等安全技术问题,并针对这一系列问题提出了对数据存储及保护、知识产权的保护和访问控制等相关对策。
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