• How to Use the sudo Command in Linux
    Introduction Sudo is SuperUser DO and is used to access restricted files and operations. By default, Linux restricts access to certain system parts, preventing sensitive files from being compromised. The sudo command temporarily elevates privileges allowing users to complete sensitive tasks without logging in as the root user. In this tutorial, learn how to use the sudo command in Linux with […]
  • How To Manage Logfiles with Logrotate in Linux
    Log files are an essential part of Linux system administration and monitoring. But log files also quickly grow and take up a lot of storage space. The good news is that a tool called Logrotate in Linux lets you manage log files effectively. In this tutorial, you’ll learn how to configure Logrotate so you can manage and […]
  • Raspberry Pi 4 – Kali
    CPU: BCM2711 GPU: Broadcom VideoCore VI RAM: [1GB 2GB 4GB 8GB”] Ethernet: 1 Wi-Fi: 2.4GHz/5GHz b/g/n/ac Bluetooth: true USB3: 2 USB2: 2 Storage: [sdcard usb] The Raspberry Pi 4 has a quad core 1.5GHz processor, with 2GB, 4GB or 8GB of RAM, depending on model. Kali Linux runs on a microSD card. By default, the Kali Linux […]
  • Common Network tools – ping, telnet, netstat and arp
    ping (Packet Internet Gropper) The Ping command allows a user to ping another network IP address. Ping command sends ICMP ECHO_REQUEST packets to other hosts, and this command can help determine the connectivity to the remote host. This is similar to playing “Marco Polo” in a body of water. Simple ping command syntax is ping […]
    plipconfig – fine-tune PLIP device parameters SYNOPSIS plipconfig interfaceplipconfig interface [nibble NN] [trigger NN] [unit NN] DESCRIPTION Plipconfig is used to (hopefully) improve PLIP performance by changing the default timing parameters used by the PLIP protocol. Results are dependent on the parallel port hardware, cable, and the CPU speed of each machine on each end of […]