How-To: Securing Networks with RADIUS

Many organizations and educational institutions allow users to work on their personal laptops, tablets and smartphones. Bringing Your Own Device (BYOD) is popular because it reduces the financial burden on businesses and gives users a greater freedom of choice as well as their familiar working environment. Before users connect to the school or corporate Wi-Fi with their personal devices, administrators should think about security so that the devices do not become a gateway for malware.

How-To: Administration of Groups in UCS

Whether it’s for access to the UCS portal, printers, or files, users’ authorizations in UCS are defined by their group memberships. This process facilitates the administration of authorizations in large environments in particular as there is no need to assign individual authorizations to each user separately. The group administration reduces the administrative efforts required when mounting new services to the central IDM especially if these services can be made available to defined groups in one go.

Briefly : Set Up a UCS Mail Server as a Central IT Service

Graphic about UCS and mail server
Learn in this article how to set up a fully functional mail server. As e-mails are today an essential part of business communication, we recommend to embed the mail server as a central service into the IT of your organization.

Let me show you here not only how to do this but also explain the various options for receiving and sending mails. In addition, I will describe how to configure the users.

LDAP/OpenLDAP: The Two Pillars in UCS’ Identity & Access Management

LDAP

Our work environment is becoming more ‘colorful’, but also more difficult to handle and control. Employees increasingly determine for themselves which tools they use and where they work. As an admin, you easily lose track and become afraid of losing control over the security of your corporate IT.

Fortunately, UCS provides an identity and access management (IAM) that centrally manages and supervises all tools, devices, data, and accesses. By setting up a centralized IAM, you not only avoid shadow IT, but most of all, you regain control over your network and your precious data.

For those of you who have little technical knowledge in UCS, I like to explain today the terms LDAP / OpenLDAP, as they are the cornerstones of our central IAM system.

Advantages of Roaming Profiles and Folder Redirection to Boost Network Performance + Data Availability

Männerkopf mit Binärcode

Would you like some valuable tips on how to increase network performance and user data availability when using Windows clients together with UCS?

Thinking about user data, many of us admins immediately understand that questions about the issues of backups, privacy, and availability, no matter whether across different machines or outside the office, can create us a considerable headache. But fortunately there are solutions in place and in this article I want to cover two of them.

Short Introduction: How to Upgrade Your E-mail Server to a Bullet-Proof Fortress

E-mails have become an integral part in our everyday lives. In business anyway, but they have also found their way into our schools. However, schools face the same problems that have long been known by organizations: School authorities with thousands of students, hundreds of teachers and many administrative employees offer hackers a target at least as worthwhile as other large enterprises.

In this article, I’ll show you some simple yet highly effective measures that you as the administrator of a corporate IT or school IT can take to effectively protect your users and mail servers from hacker attacks. As massive spams are not only annoying or even dangerous to us all, they can also cause other mail servers to mistrust your email servers so that your users will no longer be able to send regular mails.