Several massive leakages of customer and employee data this year – from organizations as diverse as Time Warner, the American defense contractor Science Applications International Corp and even the University of California, Berkeley – have left managers hurriedly peering into their intricate IT systems and business processes in search of potential vulnerabilities.

　　①Several massive leakages of customer and employee data this year – from organizations as diverse as Time Warner, the American defense contractor Science Applications International Corp and even the University of California, Berkeley –

　　②have left managers hurriedly peering into their intricate IT systems and business processes in search of potential vulnerabilities.

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　　①今年发生的几起重大的客户和员工数据泄露事件发生在各种各样的机构里，包括时代华纳公司、美国国防项目承办(建)机构科学应用国际公司、甚至加州大学伯克立分校。

　　②这些事件使管理者们急忙仔细检查自己公司里复杂精密的信息技术系统和业务流程，以寻找可能存在的安全隐患。