Category: Linux

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All HowTo's Linux MariaDB MySQL & MariaDB Redhat, Fedora and CentOS Linux

Upgrade MariaDB to 10.3 on CentOS 7

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Everything you see here is found more formally at “https://mariadb.com/docs/operations/upgrades/upgrade-community-server-cs103-centos7/”. This page is basically just my notes in case I can’t find the other site when I need it in future. We’re using CentOS 7 and upgrading from “MariaDB 5.5” to “MariaDB 10.3”. Backup your DB and config files first.

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All HowTo's Cyber-Security Linux Redhat, Fedora and CentOS Linux Ubuntu, Mint & Debian Linux

Pen Testing Tools – Stuff we all need

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This article is mostly a cheat sheet for things pen-testers need. Obviously there’s a little picking and choosing depending on the need. Nmap: Ubuntu: apt install nmap CentOS: yum install nmap Nikto: Ubuntu: apt install nikto CentOS: yum install nikto Mimikatz: https://sourceforge.net/projects/mimikatz.mirror/files/latest/download Hydra: Ubuntu: apt install hydra Cewl: Ubuntu: apt

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All HowTo's Cyber-Security Linux PostgreSQL Redhat, Fedora and CentOS Linux Ubuntu, Mint & Debian Linux Web Servers

Configure Metasploit with NMap and the Database – Advanced

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This article walks you through the process of installing, configuring and running scans using Metasploit and Nmap. Both CentOS 7 and Ubuntu 20.04 are discussed. Our objective is to be able to run nmap scans and have the results go into a database so we can filter the results later

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All HowTo's Linux MySQL & MariaDB Redhat, Fedora and CentOS Linux Ubuntu, Mint & Debian Linux

Fail2Ban with MySQL Database for IP Blacklisting

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This article demonstrates how to configure Fail2Ban to use a MySQL (or MariaDB, etc) as the storage repository for IP blocking records. This allow multiple Fail2Ban services (running on multiple servers) to report and use a central IP blocking repository. A little context. In this article, we’re installing everything on

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All HowTo's Cyber-Security Linux Redhat, Fedora and CentOS Linux Ubuntu, Mint & Debian Linux Web Servers

GeoBlocking with Apache on CentOS and Ubuntu

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This article describes how to protect your Apache web server by restricting which countries can access it. We’re using Apache on CentOS 7 but Ubuntu instructions are included and are very similar. I’ve given two examples; one on whitelisting everything except what we want to block, and blacklisting everything except

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All HowTo's Ansible Ansible & Terraform Automation Linux Scripting in Bash Ubuntu, Mint & Debian Linux

Ansible To Get Linux OS Version Details

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This article shows the Ansible playbook used to query target systems to get their version details. Ie, the details obtained from “/etc/*release”. — – hosts: all # remote_user: root # become: yes tasks: – debug: msg: – “ansible_distribution {{ hostvars[inventory_hostname].ansible_distribution }}” – “major version {{ hostvars[inventory_hostname].ansible_distribution_major_version }}” – “version {{

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