autoguard security system

certain time.Set conditions: SSH telnet for 5 minutes 3 times password Authentication failed, the user IP is forbidden to access the host 1 hours, 1 hours after the limit is automatically lifted.Package Download:Https://github.com/fail2ban/fail2ban/archive/0.9.4.tar.gzInstallation steps:wget https://github.com/fail2ban/fail2ban/archive/0.9.4.tar.gzTar zxvf 0.9.4.tar.gzCD fail2ban-0.8.14General installation steps can be found in readme.md.Vim readme.mdTo install, just do:Tar xvfj fail2ban-0.9.4.

Win7 system users in the process of operating using the system, will set the power-on password, but very few users will encrypt the drive. In fact, encrypting the drive protects the data in the system, and we are more aware of Windows BitLocker Drive Encryption, which protects the data on the computer by encrypting all the data stored on the

Thanks to the excellent network functions of the Linux operating system, most website servers on the Internet use Linux as the main operating system. However, because the operating system is a multi-user operating system, Hackers often choose Linux as the first target to attack in order to hide themselves in the attack

With the popularization of Enterprise Networks and the openness, sharing, and interconnection of networks, network information security issues have become more and more important. Enterprises must adopt unified security policies to ensure network security. A complete security technology and product includes identity au

CentOS SYSTEM account and logon Security 1. reasonably use the Shell history Command record Function In Linux, you can use the history command to view all the user's historical operation records, and the shell command operation records are stored in the user directory by default. in the bash_history file, you can use this file to query the execution history of shell commands, which helps O M personnel perf

Linux Kernel security is gaining more and more attention with the popularity of Linux systems. Here we will introduce LIDS, the Linux kernel security intrusion detection system. Check what problems exist in the Linux kernel and what features LIDS can bring to us. LIDS (Linux Intrusion Detection System) is a Linux kerne

A reasonable use of the shell History command logging functionUnder Linux, the History command allows you to view all of the user's historical operations records, while the shell command action record is saved by default in the. bash_history file in the user directory, which allows you to query the execution history of the shell command. Help operations personnel to conduct system audits and troubleshooting, while the server has been hacked, you can a

Windows 2003 is increasingly favored by users for its steady performance, but you still need to tighten Windows 2003 security in the face of new viruses. 1. User Password setting Set a key password to a large extent to avoid password attacks. Password set character length should be more than 8, preferably letters, numbers, special characters of the combination, such as "psp53, @pq", "skdfksadf10@" and so on, can effectively prevent violent cracking.

Linux has many advantages in terms of functionality, price, and performance. However, as an open operating system, it inevitably has some security risks. This article will tell you how to solve these hidden dangers and provide a secure operation platform for applications. It is also the most basic, common, and effective method.Linux is a Unix-like operating system