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20145216 Shi Yao "The basis of information security system Design" 6th week Study Summary teaching contents summary Fourth Processor architecture first section Y86 instruction set architectureFirst, the programmer visible State1. Meaning: Each instruction will read or modify some parts of the processor state2. "Programmer": it can be the person who writes the pro
after the information is displayed. So we re-established the HyperTerminal, waiting for all the information to be loaded and then input ifconfig, and the result is the same as the experimental instruction
Issue: When a shared folder is mounted in HyperTerminal, when communication between the Board and the virtual machine is established, the "Mount-t nfs-o nolock 192.168.0.234:/root/bc/host" command is
about the current process resource usage
PMAP: Display memory mappings for a process
SummarizeSpents: 6 hoursFeelings: Learning, the first according to the teacher to provide key learning, process switching and other related knowledge associated with the operating system, this is relatively easy to accept, other books on the knowledge points difficult to understand, watching video, video too long, see slightly impetuous. Lay aside for a whil
2018-2019-1 20165228 "The foundation of Information security system design" The second week study summary textbook learning content Summary information = bit + context
Unsigned encoding: Represents a number greater than or equal to zero based on the traditional binary notation
Complement coding: represents the mo
manipulating processes:STRACE:打印一个正在运行的程序和它的子进程调用的每个系统调用的轨迹。对于好奇的的工具。用-StatiC编译你的程序,能传到一个更干净的、不带学生而言,这是一个令人着迷有大量与共享库相关的输出的轨迹。PS:列出当前系统中的进程(包括僵死进程)TOP:打印出关于当前进程资源使用的信息。PMAP:显示进程的存储器映射。proc:一个虚拟文件系统,以ASCII文本格式输出大量内核数数据结构的内容,用户程序可 cat 2 / proc / load avg” , 观察在Linux系统上的平均负载。SummarizeThis week to learn more content, the front also read more understand, behind some chaos, I hope the teacher in class to talk about non-local jump knowledge, I still do not understand here.ResourcesTextbook: "In-depth u
I. INTRODUCTION of LinuxWhat is 1.Linux:Our Linux is the system call and the two layers of the kernel, of course, the intuitive view, we use the operating system also contains some of the applications running on it, such as text editor, browser, e-mail.The difference between 2.Linux and Windows:(1) Linux free or small fee, windows expensive(2) Software and support(3) Se
variable by parameter.The full name of the SED tool in the Man Handbook is "Sed-stream editor for Filtering and transforming text", meaning that the stream editor is used to filter and convert text.In the Linux/unix world, the tools that dare to be called editors, mostly non-daogaoyizhang, such as the "Vi/vim (Editor of God)", "Emacs (God's editor)", "Gedit", are the editors. The biggest difference between sed and above is that it is a non-interactive editor, so let's start by introducing the S
manipulating processes
STRACE: Prints the trajectory of each system call that is being called by a running program and its child processes. Right
PS: Lists the processes in the current system (including zombie processes)
TOP: Prints out information about the current process resource usage.
PMAP: Displays the memory mappings for the process.
the area.Resources1. Teaching Materials: Chapters 11th and 12, detailed learning guidance: http://group.cnblogs.com/topic/73069.html2. Course Materials: https://www.shiyanlou.com/courses/413 Experiment 10, Course invitation code: W7FQKW4Y3. The code in the textbook run, think about, read the Code learning method: Http://www.cnblogs.com/rocedu/p/4837092.html.4. Summary of Contents: Http://www.tuicool.com/articles/qAZneaProblems encountered1. Benefits of threading versus process and I/O multiplex
will fall into the area.Resources1. Teaching Materials: Chapters 11th and 12, detailed learning guidance: http://group.cnblogs.com/topic/73069.html2. Course Materials: https://www.shiyanlou.com/courses/413 Experiment 10, Course invitation code: W7FQKW4Y3. The code in the textbook run, think about, read the Code learning method: Http://www.cnblogs.com/rocedu/p/4837092.html.4. Summary of Contents: Http://www.tuicool.com/articles/qAZneaProblems encountered1. Benefits of threading versus process an
Beijing Institute of Electronic Technology (BESTI)
Real Inspection report
Course: Fundamentals of information Security system design
Class: 1353
Name: Wu Ziyi, Zheng Wei
School Number: 20135313, 20135322
Instructor: Lou Jia Peng
Date of experiment: November 25, 2015
Compulsory/electi
I believe everyone remembers a classic cartoon. A dog typed in front of a computer and said to another dog, "no one knows whether you are a dog or not on the Internet!" This cartoon shows that it is difficult to identify on the Internet.
Identity Authentication refers to the process in which the computer and network system confirm the identity of the operator. Computer systems and networks are a virtual digital world. In this digital world, all
20145336 Zhang Ziyang "The basis of information security system Design" Interim summary of the experimental report coverExperimental steps
Connecting the Development BoardThe Development Board and computer through the serial cable and network cable and the host connection, and then connect the power cord, keep the power switch in the state of shutdown.
20145311 "Information Security system Design Fundamentals" The sixth Week study summary textbook Learning content SummaryThe tables in the book are still very important.
A program is compiled to run on one machine and cannot be run on another machineRegister%ESP are stack pointers, stack, call, and return instructionsProgram Counter PC holds the address of th
2018-2019 20165219 Summary of storage technology in week 5 of Information Security System Design Basics Random Access Memory: Comparison of SRAM and DRAM, traditional DRAM and enhanced dram Enhanced DRAM: Fast page mode DRAM: allows continuous access to the same row to get services directly from the row buffer. Extended Data Output DRAM: Allows CAS signals to
Information Security System Design Foundation 14th Week study Summary"Learning Time: 7 hours""Learning content: chapter9--virtual Memory"First, the content of the textbook Understanding (Personal Understanding section with "" marked) 1. Virtual Storage (VM)
function :
The main memory is considered as a cache of the address space stored on disk
20145239 Du Wenshu "Fundamentals of Information Security system Design" Summary of weekly activity links
No. 0 Week Assignment:
Brief content: Install VirtualBox, install Ubuntu, preview Linux basics.
Two-dimensional code:
First week homework:
Brief: Learn about the Linux operating
Division Instruction no definition for all condition code bits Bit operations Directives :and logic with or logical or not logic does not affect the flag bit XOR or test instruction except for the four kinds of, set CF, of 0,af undefined, SF,ZF, PF sets the shift instruction based on the result of the operation:SHL logical left SHIFT instruction SHR logical Right SHIFT instruction shift instruction based on result set SF,ZF,PF bit ROL loop left shift instruction ROR loop right Shift instructio
2018-2019-1 20165210 "Information Security system Design Fundamentals" 4th Week study summary Textbook Learning content Summary ISA
Concept:
The byte-level encoding of a processor-supported instruction and instruction is called its instruction set architecture Isa.While the processor performance and complexity of each manufacturer is increasing, the
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