1383: lilo7 access with managed SSH keys

We have updated the authentication process for login server lilo7 (lilo7.science.ru.nl) as part of a test. As of now, your ~/.ssh/authorized_keys file on lilo7 is ignored. This change is designed to prevent bad actors from easily gaining persistent access. The good news is that we can now grant access to lilo7 from outside the previously very restricted IP ranges. To gain access from a new IP range, you will need to provide us with your public SSH key and the IP range you will be connecting from....

1382: Science services behind EduVPN

De following Science services will be placed behind EduVPN. This means if you want to have continued access, you must use this VPN. De volgende Science services worden achter EduVPN gezet. DHZ/DIY SMTP (mail sending) LILOs Webmail If you have questions are experience problems with setting up EduVPN, please contact our helpdesk.

Updated Nov 27, 2024  ·  Bram Daams · Created Nov 26, 2024

Shredding/destruction of data carriers / hard drives at C&CZ   news

The Internal Affairs department manages a contract with an external specialized company for the secure destruction/shredding of data carriers. The secure metal container that is used as a temporary cache, can be found at C&CZ as of the new academic year. Employees and students of the Faculty of Science can put data carriers with sensitive data in the container themselves at C&CZ. The C&CZ helpdesk can help recognizing and removing data carriers from desktops, laptops etc....

CCZ moves back to HG03.055   news

Because there was too much noise in the new rooms, C&CZ will temporarily move back to the third floor of the Huygens building. We expect that the final move to the ground floor will be in December 2022.

New version of Mathematica (13.1.0)   news

A new version of Mathematica (13.1.0) has been installed on all C&CZ managed Linux systems, older versions can still be found in /vol/mathematica. The installation files for Windows, Linux and macOS can be found on the Install-disk, also for older versions of Mathematica. Installation and license info can be requested from C&CZ.

Test of Ubuntu 22.04 on Linux login server lilo8   news

As a test of the new version of Ubuntu, 22.04 LTS, we have installed a new login server lilo8.science.ru.nl. In a few months it will replace the four year old login server lilo6. The name lilo, that always points to the newest/fastest login server, will then be moved from the two year old lilo7 to the new lilo8. The new lilo8 is a Dell PowerEdge R6515 with 1 AMD 7502P 2....

June 22, CCZ will move to HG00.051   news

To make room for the expansion of IMM departments, C&CZ will move June 22 to the ground floor of the Huygens building. The C&CZ helpdesk will still be directly accessible on the main street with an entrance at HG00.051.

Maple new version: Maple2022   news

The latest version of Maple, Maple2022, for Windows/macOS/Linux can be found on the Install network share and has been installed on C&CZ managed Linux computers. License codes can be requested from C&CZ helpdesk or postmaster.

Matlab R2022a available   news

The latest version of Matlab, R2022a, is available for departments that have licenses. The software and license codes can be obtained through a mail to postmaster for those entitled to it. The software can also be found on the install-disc. All C&CZ-managed Linux machines have this version installed, an older version (/opt/matlab-R2021a/bin/matlab) is still available temporarily. The C&CZ-managed Windows machines will not receive a new version during the semester to prevent problems with version dependencies in current lectures....

New version of Mathematica (13.0.1)   news

A new version of Mathematica (13.0.1) has been installed on all C&CZ managed Linux systems, older versions can still be found in /vol/mathematica. The installation files for Windows, Linux and macOS can be found on the Install-disk, also for older versions of Mathematica. Installation and license info can be requested from C&CZ.

Survey computer labs and BYOD   news

FNWI asks lecturers and students to fill in a survey about the computer labs. The reason is that the Faculty of Science plans to remodel its teaching rooms in a multifunctional way, with computer labs that use ‘Bring Your Own Device’ (BYOD). This means that the existing computer labs (terminal rooms, TK’s) in the Huygens building will be phased out in the coming years. In order to plan the further implementation, we would like to request your input on the current use of the computer labs by means of a survey in order to determine the pace and which alternatives may be needed to replace the various current uses of the current computer labs....

New version of Mathematica (13.0.0)   news

A new version of Mathematica (13.0.0) has been installed on all C&CZ managed Linux systems, older versions can still be found in /vol/mathematica. The installation files for Windows, Linux and macOS can be found on the Install-disk, also for older versions of Mathematica. Installation and license info can be requested from C&CZ.