Nowadays, many bots or hackers look for port 22 on servers and try to log in. Usually, the login attempt is made as the standard linuxe root user. In this short article, I will describe how to create a user that will be able to log in as root and change the default ssh port […]
iftop is a command-line tool for real-time network bandwidth monitoring. It displays a continuously updated list of network connections along with the amount of data transferred between them. Connections are shown in a table format and can be sorted by bandwidth usage. iftop provides various filtering options, allowing you to limit the output to specific […]
A very good tool for securely copying files via the ssh protocol between machines is scp. It allows you to transfer files to the target machine as well as download from a given source. The tool is usually built into the system so it works on many distributions. Below I will present how you can send and download […]
SSHFS (SSH File System) is a secure file transfer system that enables users to remotely access and manage files on a remote server over an encrypted SSH (Secure Shell) connection. SSHFS uses the SSH protocol to establish a secure connection between the local and remote systems, which enables users to securely transfer files between the […]
A very convenient way to log into remote systems via ssh is without the use of passwords. Here it is very important not to share your private key with anyone. Currently, when trying to connect, I am asked for the password to the server: During the connection, we will be asked if the fingerprint is […]
Netdiscover is a popular network discovery tool that is used in Linux to identify live hosts on a network. It sends ARP (Address Resolution Protocol) requests to the network and then listens for replies from active hosts. By analyzing the replies, Netdiscover can build a list of all hosts that are currently active on the […]
This time I will use Kali Linux it is a great distro for pentesters. After all, nothing prevents you from using another distribution, such as Debian Linux. Sometimes we need to check the certificate issuance date. Nmap and curl are a very good tool for this.Both of these tools allow for advanced analysis of the […]
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