Yuan Jin Sheng Wu Yan Nong (3 results)

paperback. Condition: New. Paperback. Pub Date: 2004 Pages: 340 Language: Chinese in Publisher: People's Posts and Telecommunications Press computer network security community concern and a big problem to be solved. The book describes how to protect the data in its own network. and network systems is not destroyed and lost. and how to ensure the security of data during transmission. and how to avoid the data has been tampered with. and maintain the authenticity of the data. University computer professional textbook: co.

paperback. Condition: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2013-07-01 Pages: 314 Publisher: People Post Press computer network security is a concern the whole society and solved a big problem. Higher education Eleventh Five-Year national planning materials : Computer Network Security Essentials ( 4th Edition ) describes how to protect their networks and network data in the system will not be damaged and lost . and how to ensure data during transmission safety . to prevent tampering with the data and to maintain data authenticity .Four Satisfaction guaranteed,or money back.

paperback. Condition: New. Paperback. Pub Date: 2018-02-01 Pages: 352 Language: Chinese Publisher: people's posts and telecommunications publishing house Textbook covers important in today's computer network security. essential content. the content of each chapter are mature and typical teaching. but also let readers understand the current * new safety knowledge.Main content: cryptography. E-mail.