(Learn the best materials for maintaining the basic requirements of information system security levels. The classification and description of the differences in the levels are very clear. It may not be easy to understand the design and true meaning of this material at first, but if you understand it, this material must be a classic and a level. Excellent information for passing the assessment teacher exam, I am an intermediate assessment teacher who has passed this test.
Basic requirements for information system security level maintenance-level difference table.pdf)
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