FIPS is an acronym that stands for Federal Information Processing Standards. It is a set of standards and guidelines developed by the United States federal government to establish uniform requirements for information security, including computer security, data protection, and cryptography. What is FIPS? FIPS publications are used by federal agencies and organizations that handle sensitive …
David Cao
Security-Enhanced Linux (SELinux) is a security architecture for Linux systems that allows administrators to have more control over who can access the system. It was originally developed by the United States National Security Agency (NSA) as a series of patches to the Linux kernel using Linux Security Modules (LSM). Security Enhanced Linux (SELinux) provides an …
When it comes to Amazon Web Services (AWS), S3 is one of the most popular services. This is because S3 provides a secure and scalable storage solution for businesses of all sizes. In order to ensure that your S3 buckets are sized correctly, you need to understand how to calculate their size. In this blog …
If you’re running a business on Amazon Web Services (AWS), then you know that instances are an important part of your infrastructure. It’s crucial to be able to identify your instances easily, so that you can manage them effectively. In this blog post, we will discuss three different ways to check your EC2 instance ID. …
The /etc/resolv.conf file is a configuration file used by the Linux operating system to store information about Domain Name System (DNS) servers. This file contains a list of DNS server addresses, as well as other options that control how DNS resolution works on your system. In this blog post, we will discuss the contents of …
In Linux, a repository is a collection of software packages that are available for installation on your system. Think of it as an app store for Linux systems. Repositories make it easier to find, install and update applications, without having to manually compile the source code. In this article, we’ll explain how to list the …
If you’re having trouble connecting to the internet or other devices on the network, checking your IP address can help you determine if the issue is related to your network configuration. The ip addr command is used to display information about network interfaces and their associated IP addresses on a Ubuntu system. In this article, …
Are you tired of constantly struggling with network connectivity issues and not being able to identify the root cause? Look no further than the ‘ip addr’ command! This powerful command allows you to view and manipulate your network interfaces, providing crucial information such as IP addresses, netmasks, and broadcast addresses. If you’re unfamiliar with this …
“ping: cannot resolve Unknown host” is an error message that typically appears when the ping command is used to try and reach a hostname that cannot be resolved to an IP address. This can happen for a few reasons: The hostname does not exist: The hostname may have been typed incorrectly or the host may …
“cd: no such file or directory” is an error message that is displayed when the command line interpreter (CLI) is unable to find the directory that the user is trying to navigate to using the “cd” command. This error can occur if the directory name is spelled incorrectly, if the directory does not exist, or …