Securing Ubuntu 16.04 LTS: Disable Guest Account

Disable Guest Account in Ubuntu 16.04 LTS LightDM configuration files are located in /usr/share/lightdm and /etc/lightdm. Disabling Guest account can be easily done by adding a rule into one of the two directories. And below I made a change in /etc/lightdm:First I created a folder inside  lightdm...

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Creating Encrypted Private/Separate Partition on Ubuntu 16.04 LTS

I wanted to convert an already configured partition to an encrypted partition. As the encryption utility, "cryptsetup" was used. Since mine was a fresh installation, I was not worrying about loosing data on my Laptop. However if you are planning to...

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Install Oracle VirtualBox 5.0.18 on Ubuntu 16.04 ("Xenial") Desktop AMD64

I was trying to install Oracle VirtualBox 5.0.18 on my newly installed Ubuntu 16.04 ("Xenial") Desktop AMD64. VirtualBox 5.0.18 for Ubuntu 16.04 Desktop AMD64 edition can be downloaded from: http://download.virtualbox.org/virtualbox/5.0.18/virtualbox-5.0_5.0.18-106667~Ubuntu~xenial_amd64.deb Once...

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Verify Package Integrity Using RPM

RPM is a great utility used to install, upgrade and verify software packages on your Red Hat system. It's the verify feature that we are most interested in as this can be used to check our files and make sure they have not been modified or replaced. I was trying to check the package integrity using...

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