Article Title: in-depth analysis of Linux system security reinforcement. 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.
Linux system security
Information security system is the guarantee of enterprise business sustainable development, to a certain extent, the construction mode of security management platform (SOC) embodies the idea of building the information security system, because the user can directly operate
Or we can look at these two articles:
Http://www.bkjia.com/Article/200508/6185.html,http://www.bkjia.com/Article/200507/5953.html
Source: amxkus blog
I. Security Philosophy1. Security risks come from within the enterprise.2. Administrator requirements: Do not trust anyone3. layered protection policy: assume that some security protection layers are completely inva
the following command:
#/Sbin/hdparm-t/dev/had
To ensure that the set results remain unchanged, run the following command:
#/Sbin/hdparm-k 1/dev/hda
Some common parameters of the Hdparm command
-G: displays the disk's magnetic track, head, magnetic area, and other parameters.
-I displays the hardware specification information of the hard disk, which is provided by the hard disk itself at startup.
-I directly reads the hardware specification information provided by the hard disk.
-P: Set the PIO
In the era of automation, SCADA systems play an important role, making automated production more efficient through remote monitoring and alerting of alarm systems. However, because of the historical reasons of SCADA system, the network security factor is less considered, so the SCADA system becomes a trend in the field of network
In the era of automation, SCADA systems play an important role, making automated production more efficient through remote monitoring and alerting of alarm systems. However, because of the historical reasons of SCADA system, the network security factor is less considered, so the SCADA system becomes a trend in the field of network
No matter whether you are a newbie or a veteran in your computer, you will always hear the word "safe mode" if you use Windows. Beginners often have Vague understandings about this concept. What is the security mode? Is the system "insecure" at ordinary times "? What can the security mode do?
What is security mode?
For
When you use 2BizBox, you need to be aware of data security issues. Especially for those who want to really use the system and ready to go online, we must carefully study and set up a good system of data security strategy.
Data security is a big topic, and a lot of it is be
Windows 8 has been released, and information security experts are comparing the security performance of the new system with Windows 7. The general consensus is that, although Microsoft pays more and more attention to security, users who attempt to regard Windows 8 as a security
hardware specification information of the hard disk, which is provided by the hard disk itself at startup.
-I directly reads the hardware specification information provided by the hard disk.
-P: Set the PIO mode of the hard disk.
-Tt evaluates the Read efficiency of the hard disk and the Read efficiency of the hard disk cache.
-U
-V displays the hard disk settings.
3. Other Optimizations
Disable unnecessary services. I will not go into details about the services automatically started by the
This article describes how to use the log subsystem and Its commands in Linux to better protect system security.
The log sub-system in Linux is very important for system security. It records various daily events of the system, in
In the process of frequent computer operations, we often develop some bad operation habits, which seem to provide work efficiency, but through these operational habits, there are many operations that threaten system security. For example, after downloading the REG file from the Internet, when most people close their eyes, they simply double-click it and import it to the
Over the past few years, the industry has asked many IT directors about their Unified Communication Plan and analyzed and summarized the results and trends including driving force and challenge factors. However, when most IT directors focus on the business model, delivery functions, and integration challenges of the Unified Communication solution, they ignore the need to pay attention to the deployment of another Unified Communication System, it is al
Article Title: linux operating system optimization and Security (II ). 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.
2. Hard Disk Optimization
If you are using a scsi hard disk or an ide array, skip this section. The p
When we discuss the trade-off between system security and convenience, it can sometimes have disastrous consequences to turn the scales over to the convenience tilt. Therefore, the sacrifice of certain convenience, by restricting the user account power to strengthen the system security, should be noteworthy and unavoid
Security Warning: A Critical system vulnerability that affects 0.13 billion Apple users
Recently, security researchers have published a tweet about vulnerabilities on Apple devices and program code related to these vulnerabilities.Unsatisfactory vulnerability repairMedia exposed a critical vulnerability (CVE-2016-1757) in Apple's device
1. system Security record fileThe log files inside the operating system are important clues to detect network intrusion. If the system is connected directly to the Internet, and you find that many people do telnet/ftp logon attempts to the system, you can run the #more/var/s
Article Title: about the use of Linux kernel security intrusion detection 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.
This section briefly introduces the Linux kernel security
Today, Linux system security becomes more and more important, here I would like to use some of my usual Linux basic security measures written to discuss with you, let our Linux system become reliable.1, the security settings of the BIOSThis is the most basic, but also the si
• Firewall Selection
Firewalls and other anti-virus software are good security products, but it takes some initiative to make your network system at the highest level of security.
Do you notice all kinds of hacker attacks, viruses and worm intrusions every day? But when you see the news, maybe your system is already
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