OSSEC is an open-source, host-based intrusion detection system (HIDS) that performs log analysis, integrity checking, Windows registry monitoring, rootkit detection, time-based alerting, and active response.
Alerta is a web application used to consolidate and de-duplicate alerts from multiple monitoring systems and visualize them on a single screen. Alerta can integrate with many well-known monitoring tools like Nagios, Zabbix, Sensu, InfluxData Kapacitor, and…
ownCloud is a capable solution for storing your digital life on a private server. By default, data is saved on the same partition as the operating system, which may lead to a lack of free disk space.
L’auteur a choisi Electronic Frontier Foundation pour recevoir un don dans le cadre du programme Write for DOnations. L’un des plus grands défis du développement…
In this guide, you will learn how to install `fail2ban` on a Ubuntu 20.04 server and configure it to monitor your Nginx logs for intrusion attempts. Fail2ban can significantly mitigate brute force attacks by creating rules that automatically alter your firewall configuration to ban specific IPs after a certain number of unsuccessful login attempts. This will allow your server to harden itself against these access attempts without intervention from you.
On October 21, 2016, a privilege escalation vulnerability in the Linux kernel was disclosed. The bug is nicknamed Dirty COW because the underlying issue was a race condition in the way kernel handles copy-on-write (COW). Exploiting this bug means that a regular, unprivileged user on your server can gain write access to any file they can read, and can therefore increase their privileges on the system. This tutorial explains how to protect your server from this vulnerability.
В системах Linux переменные окружения и оболочки используются для определения рабочих условий оболочки. Их можно передавать в дочерние процессы и использовать для настройки опций и предоставления определенной информации, доступной процессам, которые запущены в сеансе. В этом руководстве мы поговорим о том, как читать, изменять, создавать и уничтожать переменные среды и переменные оболочки.
This guide will cover how to restrict the log in capabilities of users on a Linux system. This is accomplished through manipulating authentication files with tools like usermod and passwd.
Run an IRC chat server with UnrealIRCd on Debian 7.
El autor seleccionó COVID-19 Relief Fund para que reciba una donación como parte del programa Write for DOnations. El servidor web Apache…
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