1760-MM2B
发布时间:2019-05-06 11:16:09点击率:
1760-MM2B
1760-MM2B
1760-MM2B
1760-MM2B
位的安全需求是可用性,这是由于过程控制对象是液流、压力、运动等物理量,这种控制往往还具有相当高的实时性要求,
《联系人;欧先生》
《座机:0592-5709825》
《传真:0592-5917519》
《24小时热线:18030229053微信同步》
《QQ :2479261344》
《QQ邮箱:2479261344@qq》
一旦(哪怕只是很短时间地)失去控制,就会造成及其严重的后果。因此,必须优先保障全年365天不间断(24/7/365)的不间断的可用性、可操作性,确保系统始终可访问,保障过程控制系统与MES系统间的不间断通信。在此基础上,才是保障工业控制通信的完整性。由于过程控制系统中的数据多数是机器与机器之间的通信,其机密性要求相对较低,所以被放到了第三位。
4. 青岛炼化信息安全方案
在深入分析青岛炼化过程控制系统的系统架构、应用特点、安全现状、安全威胁、以及安全需求的基础上,我们将纵深防御理念引入到过程控制信息安全领域,结合过程控制的系统特点,重点研究了网络分区与防护、系统加固与补丁管理等关键技术,提出了一个切实可行的过程控制系统信息安全解决方案。
本技术方案在 IEC62443 标准所提出的纵深防御理念基础上,研究工业领域的工程化解决方案。通过深入研究青岛炼化公司的系统特点与安全需求,将纵深防御的理念引入到过程控制系统安全领域并工程化,提出了石化行业工控系统分层及安全防护的参考模型。该模型不仅适用于青岛炼化项目,在石化行业作为 实践具有很高的推广价值。
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