centurylink home security system

Article Title: Linux System 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. Linux System Security lecture 　　 --------------- O

host: That is, the "Universal Plug-ins host" service, although many users installed the service in the system, is not very practical. 10.Windows Messenger Service: Messenger, which provides the function of "network send" and "alarm". It is independent of the instant Messaging client and can therefore be disabled. On your system, these services may not be all turned on or installed. Whether a particular s

directly exposed to the Internet or in other dangerous environments. There are many shell accounts or network services such as HTTP and FTP. Generally, the following command should be used after the installation and configuration is complete: 　　 Chattr-R + I/bin/boot/etc/lib/sbin Chattr-R + I/usr/bin/usr/include/usr/lib/usr/sbin Chattr + a/var/log/messages/var/log/secure (...) 　　 If you rarely add, change, or delete an account, setting/home to the im

This article uses CentOS 5.4 as an example to describe that the 5.x version should be applicable. For other versions, the command paths are different and the idea is the same.You can use the script configured after the initial installation of Linux for batch processing. Note that you should modify the script to suit your needs before execution.Step 1. Account Security Management1. Change the password length1. [root @ localhost/] # vi/etc/login. defs2.

/cronjob)27. Whether the audit module is open (AUDITD)28. Time Synchronization Service (NTP)29. Encryption (e.g. SSL certificate validity period)30. Whether to apply a security framework (Selinux,apparmor, grsecurity)31. Is there a file system integrity Detection Tool (Afick,aide, Osiris,samhain,tripwire32. Is there a malicious program Detection Tool (Chkrootkit,rootkit HUNTER,CLAMAV scanner)33. Whether the

　　 to set the Win7 firewall steps: 　　1. Startup of Windows 7 firewall On the Windows 7 desktop, click the Start menu to enter Control Panel, and then locate the Windows Firewall feature. 　　2. Basic setup of Windows 7 firewall If the firewall is not set up, prevent the network malicious attacks do not say, but also may block the user's own normal access to the Internet, so many computer users will not go to manually set up a firewall. Now the situation is different, the Windows 7

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

Password:9[Email protected]:~#pwdTen/root * From the example, the Su-command changes to the root user's environment, and the SU command is not, so the Su-(or su-l) command is generally used when switching identities　　Example 1 allows the user to become the root operating system and wants to run the exit command to leave the root identity. But sometimes we just need to execute a command that requires root, and then restore the original identity when t

user to the Windows7 as needed for others to use. First step: Click "Start → Control Panel", then click the Add or Remove User Accounts dialog box under User accounts and home security, click Create a new account, enter the account name, select Standard Users, and then click the Create Account button to create a new account. Step Two: Click "Normal User" to enter the account Setup interface, click the "C

://www.cnblogs.com/lv-20135229/p/4967385.html Information Security System Design Foundation Tenth Week study summary http://www.cnblogs.com/lv-20135229/p/4985551.html Information Security System Design Foundation 11th Week study summary http://www.cnblogs.com/lv-20135229/p/5005336.html Information

first in this field, but its configuration is cumbersome, in addition, only a single file (/var/spool/mail/$ USER) is supported to store all users' emails. As a result, sending and receiving emails can only be processed in a serial mode, which is inefficient. Once an error occurs when accessing the file, all emails of the user will be lost. Qmail supports managing users' emails in the form of directories [3] ($ HOME/Maildir), which has obvious advant