Category: Security

Do you ever wonder how to keep up with the new security updates releasing daily? Debsecan is a great tool that you can use to simplify this task. This utility will help you to evaluate your current security status without...

In our previous post, we have discussed about how to set the standard file permissions in our linux system. In this guide we will see how to set more advanced permissions to our files. sticky bit on directory You can set the...

Linux operating system allows multiple users to work on the same system simultaneously without disrupting each other. Because of this feature, Individuals sharing access to files pose a risk exposing classified information or...

In Linux operating system, there are three types of owners; User: A user is the one who created the file. By default, whosoever, creates the file becomes the owner of the file. A user can create, delete, or modify the file....

In this guide, Three methods for setting passwords are explained; Using the passwd command Using openssl Using the crypt function in a C program passwd Passwords of users can be set with the passwd command. Users will have to...

If you have a linux server, It is absolutely necessary to know how to check the users that are logged in to your system and what they are doing. To do that, you have to get yourself familiar with number of different linux...

eCryptfs is a POSIX-compliant enterprise-class stacked cryptographic filesystem for Linux. It is derived from Erez Zadok’s Cryptfs, implemented through the FiST framework for generating stacked filesystems. eCryptfs...

You may work for a super-secret government agency, or you may be just a regular citizen. Either way, you still have sensitive data in your linux system that you need to protect from prying eyes. For that, we can use GNU Privacy...

Timeshift is a linux application that we can use to create snapshots in our linux system,. If something bad happens to our linux system (For an example, all the system files and settings are deleted after cyber attack) we can...

The following are two reasons why you would want to keep track of what network services are running on your system: To ensure that no legitimate network services that you don’t need are running To ensure that you...

Nikto is a special-purpose tool with only one purpose; that is, it’s meant to scan web servers, and only web servers. It’s easy to install, easy to use, and capable of doing a comprehensive scan of a web server...

You know how important it is to do a daily log review. But you also know how much of a drag it is, and that you’d rather take a severe beating. Fortunately, there are various utilities that can make the job easier. Of the...