How To Install dcfldd on CentOS 8
Introduction
In this tutorial we learn how to install dcfldd on CentOS 8.
What is dcfldd
dcfldd is an enhanced version of GNU dd with features useful for forensics and security. dcfldd has the following additional features * Hashing on-the-fly - dcfldd can hash the input data as it is being transferred, helping to ensure data integrity. * Status output - dcfldd can update the user of its progress in terms of the amount of data transferred and how much longer operation will take. * Flexible disk wipes - dcfldd can be used to wipe disks quickly and with a known pattern if desired. * Image/wipe Verify - dcfldd can verify that a target drive is a bit-for-bit match of the specified input file or pattern. * Multiple outputs - dcfldd can output to multiple files or disks at the same time. * Split output - dcfldd can split output to multiple files with more configuration possibilities than the split command. * Piped output and logs - dcfldd can send all its log data and output to commands as well as files.
We can use yum or dnf to install dcfldd on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install dcfldd.
Install dcfldd on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install dcfldd using dnf by running the following command:
sudo dnf -y install dcfldd
Install dcfldd on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install dcfldd using yum by running the following command:
sudo yum -y install dcfldd
How To Uninstall dcfldd on CentOS 8
To uninstall only the dcfldd package we can use the following command:
sudo dnf remove dcfldd
dcfldd Package Contents on CentOS 8
/usr/bin/dcfldd
/usr/lib/.build-id
/usr/lib/.build-id/5f
/usr/lib/.build-id/5f/eec4349c37c0b52ca980c65d580707183bdf6c
/usr/share/doc/dcfldd
/usr/share/doc/dcfldd/AUTHORS
/usr/share/doc/dcfldd/ChangeLog
/usr/share/doc/dcfldd/README
/usr/share/licenses/dcfldd
/usr/share/licenses/dcfldd/COPYING
/usr/share/man/man1/dcfldd.1.gz
References
Summary
In this tutorial we learn how to install dcfldd on CentOS 8 using yum and dnf.
