一种高效虚拟化多级网络安全互联机制研究与实现

来源 :第九届中国可信计算与信息安全学术会议 | 被引量 : 0次 | 上传用户:lbo
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
随着如核电化工工业控制网络这种高安全级别信息系统网络智能化要求不断提高、与互联网关联更加紧密,针对这类具有重大价值网络的APT攻击威胁也逐步增大.就目前来看,企业多级网络互联安全机制普遍都是基于逻辑隔离的防火墙、入侵检测系统和基于物理隔离的物理网闸.随着类工控网络环境威胁越来越严重,不少安全厂商也提出了自己的安全解决方案和安全产品,大多以支持工业控制协议为主要特点,并辅以安全审计功能,以此来保障工控网络环境的安全性.
其他文献
Al-Zn-Mg alloys are widely used in aircraft and automotive industries for structure components because of exceptionally high specific strength in the fully aged condition.Precipitation sequence for Al
会议
Dispersoids play a significant role in the recrystallization and texture development for wrought Al-Mg-Si (6xxx series) alloys by inhibiting grain boundary motion.It is therefore important to understa
会议
Al-7 wt% Si ahoy was treated by the high pressure solution (2 GPa) and natural aging, and precipitation behavior of the dispersoids in the alloy was investigated through TEM to provide a possible form
会议
In this study the influence of natural aging in energy absorbance capacity of 6xxx series extruded profiles after artificial aging is examined by means of optical and scanning electron microscopy, qua
会议
The solution process of a Al-Mg-Si alloy is heated by electric resistance wire and hot air respectively.Specimens were performed at 560℃ for 30 min and then cooled by water quenching.Immediately, the
会议
In this paper, 40 mm thick A7N01-T5 aluminum alloy plate was friction stir welded using a double side process.The microstructure evolution of different zones of the joint, which is significantly affec
会议
In recent years, energy saving and environmental protection have caused widespread concern.Using the aluminum alloys for the vehicle can reduce the weight of the vehicle to reduce energy consumption.6
会议
The recrystallization kinetics at 530℃ of twin roll casting Al-Mn alloys with and without low temperature pre-recovery was investigated.It was revealed that the samples with/without pre-recovery exhib
会议
The wrought Al-Mg alloys, commercially designated as 5000 series, have been widely applied as a form of sheet or plate to various industries such as automotive, shipbuilding, construction, beverage ca
会议
The cold rolling deformation on microstructure, strength, elongation, corrosion properties are investigated in as-quenched AA5083 plate.It shows that large deformation rusults in work hardening and mo
会议