Articles by Deepak Prasad
10 basic & powerful commands to check file system type in Linux/Unix
Learn how to check file system type in Linux and Unix using different commands methods. lslbk, blkid, df, findmnt and more to list and determine filesystem type …
6 ssh authentication methods to secure connection (sshd_config)
Overview on different openssh authentication methods using sshd_config in RHEL/CentOS 7/8 Linux with Examples. Authenticate your sshd connection in Linux
How to configure ssh host based authentication per user (CentOS/RHEL 7/8)
Configure SSH Host Based Authentication using sshd_config, shosts,equiv per user RHEL/CentOS 7/8. Compare Host based authentication vs public key authentication …
How to change LUKS device master key, cipher, hash, key-size in Linux
Steps to change LUKS device master key, cipher, key-size and hash in Linux using cryptsetup and cryptsetup-reencrypt. Backup and Restore LUKS Device
Configure LUKS Network Bound Disk Encryption with clevis & tang server
Configure Network Bound Disk Encryption (NBDE) based LUKS Disk Encryption using Clevis and tang Server in CentOS/RHEL 7/8 Linux Boot without password clevis key …
How to encrypt root partition and entire file system using LUKS in Linux
Steps to encrypt root partition and entire filesystem using LUKS in Linux. Encrypt volume group and physical volume with cryptsetup CentOS/RHEL 7/8 Migrate Data …
How to fix 'pvs shows unknown device' in RHEL/CentOS 7/8
Troubleshoot and fix LVM Error pvs couldnt find device with uuid and pvs shows unknown device Recover or Restore lost physical volume redhat linux
How to resize LUKS partition (shrink or extend encrypted luks partition) in
You can resize LUKS partition in Linux. Shrink or Extend encrypted LUKS partition and logical volume in CentOS/RHEL 7/8 Linux. Shrink LUKS encrypted partition
Configure FTP server and pam.d to authenticate users with AD (CentOS/RHEL 7/8)
Configure FTP Server and authenticate users from Active Directory for VSFTPD server in CentOS/RHEL 7 and 8 Linux. Connect FTP Server from AD user in Linux
How to check last password change date of user in Linux/Unix
check last password change date in Linux check password expiration, check password status of system and active directory user. chage command examples.
Linux mount command to access filesystems, iso image, usb, network drives
Access file system by using linux mount command. Mount ISO File, USB & network Drive, List usb devices, check USB ports, Fstab options and syntax. Lazy unmount. …
9 commands to check if connected to internet with shell script examples
commands to check if connected to internet using Linux. Validate internet connectivity with examples using shell bash script in Linux. Check port availability.
20+ Top Open Source Application Performance Monitoring Tools (APM)
Top application performance monitoring tools, difference between application performance monitoring and application performance management. What is APM?
Configure postfix mail server and client with examples (CentOS/RHEL 7/8)
Configure postfix mail server and client using SMTP relay server. Check SMTP server configuration and connection with SWAKS. SMTP Mail Server CentOS/RHEL 7/8
Configure xfs quota (user, group and project quota) CentOS/RHEL 7/8
Configure xfs quota for user, group, projects (disk). Check and Modify XFS quota grace period. Enable and Disable XFS Quota in RHEL/CentOS 7/8 with examples