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well as high-efficiency low-level processing, C has become the cornerstone of modern, most popular operating system platforms, and has become one of the most popular languages in education, research and software development. C language Flexible type conversion and close to the bottom machine implementation, target code efficiency, the characteristics of the system software developers have been the most fav
Article Title: [System Security] using LIDS to build a LINUX steel Castle. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. With the continuous promotion of LINUX-like operating systems and the need to reduce the IT total cost
The use of the Internet is becoming more and more widespread, and Internet security is gaining more and more attention. Many users may have the following questions: Is my computer system secure? How can we ensure that our system security is not compromised by malicious network activities? In the following article, we w
"Tomato garden" suffered from Waterloo, the website was arrested by the banned author, and recently the "tomato" was poisonous. As a matter of fact, there are countless transformed version systems like "tomato garden", and the installation volume is amazing. I will not comment on none of them, but the security of the "tomato garden" system is worrying.It may be a convenient figure. The user chooses a
The source code of the core components of the iPhone operating system has been leaked recently. Hundreds of millions of iOS devices may face security threats !, IPhone IOS Recently, the source code of the core components of the iPhone operating system has been leaked. This message is from the discovery that the iBoot source code of iOS is shared on GitHub. IBoo
. In addition, MD5 is used to obtain information summaries. For these common encryption algorithms, as long as you set a suitable password, the existing computer technology can generally meet the security requirements, but different encryption algorithms, the amount of computing required varies greatly. For the document security encryption system, the encryption
This section briefly introduces the Linux kernel security intrusion detection system and introduces the problems exposed by the Linux System and the features of the intrusion detection system. How can we complete a relatively high-level Linux kernel security. Download the LI
Improving system security involves many aspects, one of the important steps is to turn off unnecessary services. Although Microsoft Windows XP is not a network operating system, the default is that many of its services are open. For a sober Microsoft user, shutting down some unwanted services is an important aspect of securit
This article aims to summarize some things and solve the main problems encountered when attempting to construct a Vulnerability Database, that is, how to classify computer network vulnerabilities. Some of the ideas in this article are not mature, and some are not even satisfied with themselves, so as to communicate with colleagues who have in-depth research in this area and improve the work together. A computer network security vulnerability has its m
Linux optimization and security are based on the linux of server applications. As linux may not be used on a personal computer, security and stability are preferred, therefore, a friend who uses a PC can only make a reference. The systems mentioned in this Article, if not specifically stated, all adopt redhat's redhatlinux system. I. Optimization Speaking of opti
Article Title: Linux operating system security protection measures instance. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. System security
. Currently, we can solve this problem in two ways: Method 1: disable anti-virus software. Disabling anti-virus software can alleviate this problem to some extent, but this method is not recommended for system security. Method 2: Modify the tcpip. SYS file. We use winhex (it is: http://js-http.skycn.net: 8180/down/ha_whex11_2sr1_zq.rar) to complete the modification, the specific method is as follows: fir
Article Title: a comprehensive overview of internal and external security of the Linux operating system. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. It is impossible to maintain a completely secure
Windows7 is called the safest platform the Windows operating system has ever seen, and indeed it does. In use, found that Windows7 's own security settings related to the function of XP and Vista system has greatly improved, a variety of settings are more abundant. The following teach you to the system for some
Article refers to the port in the logic sense. It is the logical interface connecting a computer to an external network and the first barrier of a computer. By default, many Windows ports are open. when accessing the Internet, network viruses and hackers can connect to your computer through these ports. In order to change your system to a copper wall, we need to remove some important ports, such as port 80 for Web site services, port 21 for FTP servi
With the increasing number of viruses and hackers on the network, many users are seeking for the safest operating system. When talking about this topic, someone will tell you that the Linux operating system is the safest. In fact, this is just relative.News about Linux operating systems often appears in IT industry publications. Many of the news are about its security
Anti-black reinforcement system can scan and detect computer vulnerable to hacker attacks, the "soft rib" problem, such as Remote Registry services, Teinet services and hidden disk share and database passwords, and so on security vulnerabilities, and the 360 security guards are the self-black reinforcement function, able to carry out comprehensive testing of thes
detect and clear viruses, it also has a vshield automatic monitoring system that will be resident in system tray, when you enable a file in a disk, network, or e-mail folder, the security of the file is automatically detected. If the file contains viruses, the system immediately warns, it also supports the shortcut me
A large application system is like a country, the maintenance of national security and stability requires a set of defense system, the same maintenance of an application system operation also requires a set of security protection system
1. What are system vulnerabilities: System vulnerabilities, that is, the operating system is not fully considered during design. When a program encounters a seemingly reasonable problem that cannot be actually handled, unexpected errors are caused. System vulnerabilities are also known as
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