The bug, which has been patched in newer versions of the app, would let an attacker execute malicious code after sending a specially crafted video call WhatsApp has published details of a “critical” vulnerability that has been patched in a newer version of the app but could still affect older installations that have not been updated. Details were disclosed in
Category: Linux
How Tu Use Ansible to Install and Set Up LEMP on Ubuntu
/etc/ansible/host_vars/host1 acme_challenge_type: http-01acme_directory: https://acme-v02.api.letsencrypt.org/directoryacme_version: 2acme_email: [email protected]_dir: /etc/letsencryptletsencrypt_keys_dir: /etc/letsencrypt/keysletsencrypt_csrs_dir: /etc/letsencrypt/csrsletsencrypt_certs_dir: /etc/letsencrypt/certsletsencrypt_account_key: /etc/letsencrypt/account/account.keydomain_name: your-domainSave and close the file when you’ve finished.Adjust the domain name and email address as required. You can use anyemail address—it doesn’t have to be the one on your-domain.Some of the directory/file paths defined may not actually exist on yourserver yet. This is OK; the first part of the
Ansible Architecture
Introduction to Ansible Architecture Architecture of Ansible Ansible architecture is easy to understand: From the above diagram visibility comes into the picture: Users: Users who create Ansible playbook has a direct connection with ansible automation Engine. Ansible playbook: It also interacts with the ansible automation engine and configuration Management Database Public or Private cloud: They help in interacting with all the modules and API
How to Install Ansible
Pre-requisites to Install Ansible Distro: CentOS/ Ubuntu Linux /Debian/ RHEL/ Jinja2: Friendly designing language used specifically for python PyYAML: Python programming language emitter and parsing component parmiko: SSHv2 protocol library which is python native httplib2: A inclusive library of client python Steps to Install Ansible Given below are the steps required to install the Ansible: Install Ansible Using YUM Step
CentOS Change IP Address
Introduction to CentOS Change IP Address In the CentOS environment, the Internet Protocol i.e. the IP address is playing a very important role. Because it is the server-level operating system. It will manage the multiple application or job levels thread connection, etc. There are different ways to change the IP address in the CentOS operating system. It will depend how
How To Crack WPA/WPA2 Wi-Fi Passwords Using Aircrack-ng
To crack Wi-Fi, first, you need a computer with Kali Linux and a wireless card which supports monitor/injection mode. If your wireless card is not able to do this, you need to get an external wireless card that is capable of monitor/injection mode. Apart from these tools, you need to have a word list to crack the password from the
Using telnet to Test Open Ports
What is Telnet? In a nutshell, Telnet is a computer protocol that was built for interacting with remote computers. The word “Telnet” also refers to the command-line utility “telnet”, available under Windows OS and Unix-like systems, including Mac, Linux, and others. We will use the term “Telnet” mostly in the context of the telnet client software. Telnet utility allows users
Limit wireless bandwidth (Evillimiter)
Evillimiter : Tool that Limits Bandwidth of Devices on the Same Network Without Access. Evillimiter is a free and open source monitoring tool that can limit bandwidth usage for devices connected to LAN. Evillimiter runs on Linux and Windows, and can work without admin access to the network. How to Install… git clone https://github.com/bitbrute/evillimiter.gitcd evillimitersudo python3 setup.py install Now, you’ll
Install Open VPN in Linux
* What is a VPN? A VPN (virtual private network) is the easiest and most effective way for people to protect their internet traffic and keep their identities private online. As you connect to a secure VPN server, your internet traffic goes through an encrypted tunnel that nobody can see into, including hackers, governments, and your internet service provider. Photo credit
How To Find Installed Packages on Linux
Today, We will learn how to find installed packages on Linux. Ubuntu, Debian, Kali and Mint distributions uses apt-get and dpkg commands for package management. We generally use this commands to install or remove packages from Linux systems. But in some cases we may need to list and count installed packages. “-l” we will use this command for this
