Article Title: Understanding classic Linux Firewall applications to make enterprise networks more secure. 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.
The iptables command is use
indicates the started serviceIf a service is disabled at startup, you only need to change the upper-case "S" of the script file of the Service to lower-case "s"Note: There are many vulnerabilities in the following three services. We strongly recommend that you close them.Yppasswdd (NIS Server)Ypserv (NIS Server)Nfs (NFS server) 16, LINUX firewall security configuration system-config-securitylevel17, LINUX
According to foreign media reports, Microsoft Director Kevin Turner said at a CIO summit this week that Vista is the most secure operating system in history.
Although no valid data is provided, Turner still emphasizes that Vista is much safer than other competitors Linux and Mac OS X Leopard.
"Vista, especially with SP2, is undoubtedly the fastest and most stable system in the entire operating system mark
Article Title: Linux Secure log Record server. 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.
Environment RedHat 7.3 The emergence of more and more hackers on the Internet and the
Use SSH for secure connection in Linux-Linux Enterprise Application-Linux server application information. The following is a detailed description. You certainly want to use ssh to use your server from a remote site, but some skills are required to make the process smooth.
MindTerm, socat, and VNC. Oh, my God! Although
Understand the reason for Linux security and stability but does not need it-Linux general technology-Linux technology and application information. The following is a detailed description. Everyone knows that using Linux or Unix as a server is the best, but Unix is too expensive, so we will consider
the password. I found the user table in the MySQL database: Select host,password_expired where user= ' root ' then, find that some of the passwords have expired and update the password: Update user set password_expired= ' N ' where user= ' root ' Then again, I want to witness a miracle. But, or prompt password expires, I am still using the localhost. And I've been trying to find a solution on the Internet that's always been out of line. I changed localhost to my extranet IP, which is normal to
The common methods of server security setting for Linux system and the security optimization of server are introduced in detail to the security settings of Novice Linux system, security is no trivial matter, as a full-time system administrator, to build a secure Linux system is a basic quality of administrators, The fo
Article Title: how to configure a Secure Linux Forum (on) with phpBB2 ). 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.
PhpBB2 is an open source forum program based on Web scripts
This blog post is primarily about installing Eclipse for C + +. It also makes me feel the power of eclipse tools, altogether also support C + +, although in Linux programming only play the role of coding but not to be underestimated.The following is the installation of Eclipse for C + +:You must install one of the following two plugins before installing it:Jdk-8u121-windows-i586_8.0.1210.13.exejre-8u121-windows-i586_8.0.1210.13.exe specific Click on t
can run "# more/var/log/secure | grep refused" to check the system's attacks and take corresponding countermeasures, such as replacing Telnet/rlogin with SSH.Ii. startup and login security---- 1. BIOS Security---- Set the BIOS password and modify the boot sequence to disable system startup from a floppy disk.---- 2. User Password---- The user password is a basic starting point for Linux security. Many user
Article Title: Security Port allocation for device drivers in Linux. 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.
Abstract:
Writing Device Drivers is a challenging and adventurous job. When the device is registered using th
Article Title: Secure restart after linux crashes. 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.
Will Linux Crash? Yes, of course. Wh
Four methods to make your Linux server more secure
I run several Linux servers. One file server at home and three real-time servers are used for site, email, and cloud storage respectively. Although I don't have to worry about the security of my home server because it doesn't talk to the outside world, the other three servers always need maintenance. For new
Linux Server Secure Login considerations
Remove unnecessary users
Remove unnecessary groups of users
Set the responsible login password (case, number, letter, underscore, special character)
Disable root for remote login, use normal user login server, switch the Administrator account again
Less Su, more use of sudo for Rights Management, sudoer user Rights Assignment
Use the key, save th
= "ZH_CN. GB18030 "
3.Secure CRT Display garbled
1, configure VIM, set:Syntax on
2. Set up secure CRT:
The code is as follows
Copy Code
Options->session Options-> Terminal-> emulation select ANSI or Linux or Terminal, you must hook ANSI Xterm
Note: I am using the securecrt, want to make this configuration immedia
Keep in mind that these seven points will make your Linux server more secure
Figure 1: The service in operation.
Services required for installation
If you're going to run a server, you might think, "I Have a 40GB SSD (SSD) storage System from Linode, so I can install any service I want to install." "Yes, you're on your turf: You can install any software on the server. But don't make mistakes
Premise In general, we need to Telnet to Linux in Windows development, commonly used Telnet tools are SSH (ssh Secure Shell client) and SECURECRT, where SSH Secure Shell client is free and recommended. Using SSH (ssh Secure Shell Client) to Telnet to Linux requires installi
Article Title: configure a Secure linux 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.
1. Set a complex password.
2. disable unnecessary accounts.
When a hacker attacks,
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.