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LINUX

disk dumping (dd) in linux


dd command in linux used for disk dumping. using dd one can perform so many task in linux. Understand disk dumping with an example #dd if=/dev/sda of=a.txt bs=1M count=2000 in above command dd means disk dumping or dump data and it will create a file a.txt of size 2G if = is input file which…

Uncategorized

Fix Kali Linux GPG Key Error (Missing Key 827C8569F2518CC6)


if you also see the the below error during running kali linux apt update or apt install the i have solution for this problem. Sub-process /usr/bin/sqv returned an error code (1), error message is: Missing key 827C8569F2518CC677FECA1AED65462EC8D5E4C5, which is needed to verify signature. Warning: GPG error: http://kali.download/kali kali-rolling InRelease: Sub-process /usr/bin/sqv returned an error code…

RAID and LVM

RAID-5 over loop device: Linux Lab


RAID OVER LOOP DEVICES (RAID 5) In this tutorial we will learn how one can configure RAID over loop devices. For demonstration i have created RAID-5 here over loop devices. First we Need to Create three files. Here I have created three files of equal size. each 1GB

Uncategorized

List Of 50 Different Cybersecurity Careers


There is a lot of Jobs in Cyber Security in Upcoming Years. Specially in 2025. 2025 will be the most valuable years for Cyber Security Enginners and Cyber Security Professionals.So if you want o start you career in Cyber Security This is the Perfect Time to start. Here i am going to List you Cyber…

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About Me

Hi, I’m satish tiwary Previously a Linux System engineer and a Network Engineer, But Now I became a full-time IT Trainer and freelance writer in 2014. I spend most of my time with my system and my kids .I am Blogger and a YouTuber too.

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