Linux, Ubuntu, Debian, Mint, CentOS Tutorials
The scp is a command and tool used to copy files and directories between two systems over the network. The scp command is generally used for Linux and network systems but also supports Windows operating systems. One of the most useful features of the scp command is copying files and directories recursively. In this tutorial, … Read more
During establishing an SSH connection you may get the “Error permission denied (publickey)” error. This error prevents you from connecting to the remote system via SSH. The remote system can be Linux, Ubuntu, Mint, Kali, Linode Server, Digital Ocean Server or AWS server, etc. This error is generated because of cryptographic keys. “Error Permission Denied(publickey)” … Read more
SSH (Secure Shell) is a protocol created to connect and manage systems remotely in a secure manner. SSH is the most popular protocol to manage Linux and Network systems via a command-line interface. As a Linux distribution, Ubuntu supports the SSH protocol as an SSH server and SSH client. In this tutorial we will learn … Read more
Linux and other operating systems provide the ssh-keygen command in order to generate SSH keys. SSH keys consist of a key pair which are called Public Key and Private Key. These cans can be used to automatic or passwordless certificate-based login to the remote SSH server.
Linux provides the scp command in order to copy files and folders in a secure way. The scp command can download or upload directories to or from a remote system. The scp command is integrated with the SSH command and subsystem. So in order to use scp command to copy a directory, SSH should be … Read more
SSH is a popular protocol used to manage systems remotely, transfer files, etc. SSH provides access to the remote systems in a secure way by encrypting the communication which is transferred over the computer networks. SSH also protects security by making authentication to access remote systems. Authentication can be done in different ways. The most … Read more
Linux is a command-line operating system where people really love to manage Linux from its powerful command line. Linux provides a lot of tools to manage from the command line. Linux provides the screen command and tool which is used to create multiple sessions and windows in command line like multiple tabs. Also, these sessions … Read more
FTP is a very popular protocol that is named File Transfer Protocol used to transfer files between client and server over the network or internet. FTP exists for a long time and at the time it created security was not important. But today IT needs security and the SFTP or Secure File Transfer Protocol is … Read more
scp or secure copy is a command-line tool used to copy files and folders securely over the network or internet. Files or folders transferred over the network are secured by encrypting them with different algorithms. Also, parties are authenticated by using passwords or certificated for security reasons. scp Command Syntax The scp command has the … Read more