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Security Enhancement Linux (SecurityEnhancedLinux), which is known as the launch of SELinux, is a powerful and controllable tool for IT managers to ensure the security and stability of Linux systems. SELinux is the implementation of mandatory access control developed by the National Security Agency (NAS). Currently, SELinux has been integrated into most mainstrea
SELinux (security-enhanced Linux) is the United States National Security Agency (NSA) implementation of mandatory access control, is the most outstanding new security subsystem in the history of Linux. The NSA, with the help of the Linux community, has developed an access control system that, under the constraints of the access control system, can access only those files that are needed in his tasks. SELinux
Just hand-loaded a CentOS6.4, just by the way record. Copy Code code as follows: # Sestatus SELinux status:enabled SELINUXFS Mount:/selinux Current mode:enforcing Mode from config file:enforcing Policy version:24 Policy from config file:targeted You can run the following command and immediately disable SELinux Copy Co
Apache and MySQL settings in SELinux-Linux Enterprise Application-Linux server application information. For details, refer to the following section. Fedora Core 3 activates SELinux by default during installation. SELinux provides higher security than normal linux kernels. Theoretically, when the system overflows due to unknown vulnerabilities, normal users cannot
Disable SElinux in rhel5: EditetcselinuxconfigChangetheSELINUXvaluetoSELINUXdisabled. reboottheserver. during the RHEL5.8 text installation process [this article is from www.68idc.cn)], there is no selinux configuration. Therefore, after a person installs the OS, How to disable SElinux in rhel 5: Edit/etc/selinux/conf
Fedora Core 3 Activates the SELinux option by default at installation time. SELinux provides a higher security than the normal Linux kernel, and in theory, it is impossible for an average user to get Superuser privileges when the system overflows with an unknown vulnerability. However, it is because of the increased security of the selinux that we are using, ther
In the Linux operating system, SELinux provides a security refinement policy rule, similar to the ACL rules in the network, for access control of files. But for most system administrators, often feel that selinux is too cumbersome and directly disabled, in fact, in high security requirements of the scenario, reasonable use of selinux can make our system more stab
Article Title: Linux (SELinux) with enhanced security ). 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. SELinux is a R D project of the U.S. security department. It aims to enhance the Linux kernel for code development and provide stronger protection measures, prevent
There are a lot of Linux users because of the selinux is not familiar with, so it will be closed, to avoid affecting the use of other services, the following small series to share with you how to close selinux, I hope to help you. First we can use the command to view the status of SELinux Getenforce This command can see the status of
Prior to the construction of Zabbix services, left a problem is not resolved, is the SELinux security labelWhen you turn on SELinux, the Zabbix Web page will constantly prompt Zabbix server is not running the information displayed might not being current, but it is a selinux label issueSELinux Basic UsageView all Booleans Setup statusGetsebool-aSetting the Boolea
When using Samba for Windows and Linux sharing, you may not have permission to use network resources if you cannot access it.That's what SELinux is doing. If you want the shared directory to be accessible, you can use the command #setenforce 0 to temporarily stop SELinux using #setenforce 1 to enable SELinux on the role of SE
returncode:0 return lines:1command return:exceute count:4 returncode:0 return Lines:1command return:exceute count:5 returncode:0 return lines:1command return:gmtdevend test, the total exe Cute count is 5, and first line null return count Is:3As can be seen from the results, a total of 5 host names, only two get, 3 times Although the command executes successfully, but returns a null value, this situation only occurs when selinux=disabled, and enfo
Error content:TASK [ACTIVEMQ:JVM Configuration] **********************************************************Fatal: [172.16.1.10]: failed! = = {"Changed": false, "checksum": "9b18306fa15628e687c3a81332f9bmsg": "Aborting, Target uses selinux but Python Bindin GS (Libselinux-python) aren ' t installedWorkaround:On the Internet, yum install libselinux-python-y can be, measured can not be solved; the best practice is to shut down
SELinux is bypassed again The security researcher Sebastian Krahmer of GNU/Linux vendor SUSE Linux again bypasses SELinux after publicly bypassing the PoC of SELinux's CVE-2015-1815, this public PoC can work normally in CentOS 6.6, in 6.8 and 7, because RHEL and CentOS share the same code, Sebastian believes that part of The SELinux kernel code is of good qualit
If SELINUXTYPE is treated as SELINUX by mistake, the value is changed to disabled. As a result, the operating system service is started and cannot enter the single-user mode. Environment: Redhat 6.4 ORACLE11g RAC Disable the operating system firewall and SELinux before installing ORACLE11g. 1. Disable the firewall: iptables-F ------------ clear the firewall policy Service iptables stop ------- disable
If SELINUXTYPE is treated as SELINUX by mistake, the value is changed to disabled. As a result, the operating system service is started and cannot enter the single-user mode. selinuxtypeselinux Environment: Redhat 6.4 ORACLE11g RAC Disable the operating system firewall and SELinux before installing ORACLE11g. 1. Disable the firewall: iptables-F ------------ clear the firewall policy Service iptables stop --
SELinux is the NSA's implementation of mandatory access control, the most outstanding new security subsystem in Linux history. But it is because the function is too powerful, which causes many times to work inconvenient, so some cases need to turn off SELinux.There are two important documents /etc/sysconfig/selinux and /etc/selinux/config under
Originally I just wanted to write a CGI program in Python (Python will run shell scripts, shell scripts have IO operations) performed by the Apache server, resulting in a bunch of permissions issues. After executing the shell obviously/var/www/under a directory belonging to the Apache user and is 755, writing to the file is permission Denied. The CGI child process user is Apache. Previously heard of SELinux, and finally one day was stopped by it. A lo
SELinux the problem and solution of the Linux system caused by loginLeng (Seaquester)Lengshengkui@gmail.com2008-6-4Linux USB boot Disk recently encountered a problem: Use the U disk startup, enter the username and password, the screen quickly flashed a hint, and then login> prompt, always login. Let me depressed for a long time, online search for a long time, also did not find the answer.I later suspected that sel
structure.To put it simply, no program configuration error can cause the entire system to crash.Install the SELinux kernel, tool, Program/toolkit, and documents of SELinux. You can download them on the Linux website for enhanced security. You must have an existing Linux system to compile your new kernel, in this way, you can access the system patch package that has not been changed.Developers use Red Hat L
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