Integrating the audit system to collect the data of system call and privilege command in the kernel , the raas could analyze datas and compare to the user normal behavior from the normal library 结合原审计系统,在内核层收集系统调用和特权命令的数据,分析过后与用户正常库比较,达到监控的目的。
2.
On the designing part of the raas , the generation of events , the normal library of users , the process of detecting and analyzing , and the response units were described based on the cidf 在此基础上,在实时审计分析系统的设计部分,依照通用的入侵检测模型( cidf )对监控事件的产生、用户正常规则库、监控分析过程和响应单元逐个进行阐述。
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On the operating design of raas , the paper focused on the change of task _ struct , the design of kernel process kaasd , the timing of raas , the configuration and initialization of raas in the end , the paper evaluate the raas from the aim of system design , the integration with the other secure components of secure os , provide some problems unsolved , such as the expanding to network monitor , the new technology of ids 对于实时审计分析系统的整体运行设计,从操作系统原有数据结构task _ struct的改变,内核进程kaasd的设计, raas的定时和系统的配置和初始化这几个方面逐个进行叙述。在本文的最后,从raas的达到的目的,与原有安全功能的有效合成等方面对该系统作了一个评价,同时提出几个需要进一步思考的问题,如对网络的扩展,对入侵检测新技术的引入等
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Among antihypertensive measures , blockade of the raas by means of ace inhibitors or angiotensin ii receptor antagonists recently emerged as a potentially polyvalent approach , not only for treating hypertension and reducing cardiovascular events , but also to prevent or reduce albuminuria , counteract diabetic nephropathy and lower the occurrence of new type 2 diabetes in individuals at risk 在抗高血压药物治疗中,通过用ace抑制剂或血管紧张素受体拮抗剂可阻滞肾素-血管紧张素-醛固酮系统激活,最近其可作为一种潜在多能的治疗方法,不仅可治疗高血压和减少心血管事件,也能够预防或减少蛋白尿,阻止糖尿病性肾病变,并使新糖尿病患者发生风险性降得更低。
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After intruducing the security demand from the computer area , this paper present the designing aim of the real time audit analysis system ( raas ) , considering the trusted computer system evaluation criteria ( tcsec ) of us dod and common criteria for it security evaluation ( cc ) 本文首先介绍了计算机领域的安全需求,根据美国国防部的可信计算机评测标准( tcsec )和计算机信息系统的通用安全评价准则( commoncriteriaforitsecurityevaluation , cc )中提出的安全操作系统的审计标准,提出本系统的设计目的。