A firewall is what ensures the protection of systems of a broad availability. It allows a precise setup of trust, thus in the context of networking it’s also about access control, for domains. Today we’ll discuss the concepts and inner workings of the network filter that EuroLinux 8 uses – firewalld.
Read more
The YubiHSM 2 FIPS is a Cryptographic Hardware Security Module used primarily for generating, protecting and storing cryptographic keys. Since we at EuroLinux utilize HSMs (Hardware Security Modules), we decided to create an article being a practical example of using YubiHSM 2 FIPS in Linux systems.
Read moreSecurity Enhanced Linux (SELinux) is an advanced access control mechanism built into most modern Linux distributions. Initially, it was developed by the US National Security Agency (NSA) to better protect computer systems. Then it was made available in the public domain and since then various distributions have included it in their code. SELinux is configured […]
Read moreStandard permissions for files on Linux are sufficient when files are used by only one owner and one user group. However, sometimes it is required that access to files is possible with different sets of permissions for many different users and groups. Thanks to fACL lists, you can grant such permissions using the same flags that are used for normal file permissions, i.e. read, write and execute.
Read moreFreeIPA provides a centrally managed identity, policy and auditing system. It uses a combination of open source solutions: 389 Directory Server, MIT Kerberos, NTP, DNS, DogTag certificate system, SSSD and other open source components.
Read more