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19%
Setting up a PXE boot server
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
, the graphics card BIOS is extremely important; otherwise, the screen would stay blank. On servers, which can get by without a graphics card if need be, a redundant array of independent disks (RAID) or storage
19%
Pre-authentication for Kerberos services
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by pina messina on Unsplash
, but it can also be on a smart card if required. Listing 2 PKINIT Process ### Using PKINIT, the user proves their identity with the help of a certificate.... # KRB5_TRACE=/dev/stdout kinit -X X
19%
Exchange Server through 2025
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Jon Tyson on Unsplash
in. This feature ensures an essentially more secure login and supports the use of multifactor authentication, smart cards, and client certificates. For hybrid environments, Microsoft has also enabled
19%
System temperature as a dimension  of  performance
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
Lead Image © Lucy Baldwin, 123RF.com
, every system has provided different datasets. Often the biggest challenge is correctly identifying the source of the data, which can originate in a CPU, a GPU, a management card, and a variety
19%
A full virtualizer and an alternative to containers
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Photo by Antonio Gabola on Unsplash
devices into the VM, such as a virtual network card, the virtual block device driver, a serial console for intercepting output, and a keyboard that has only one key and is used for emergency purposes
19%
Encrypting files
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Yoichi Shimizu, 123RF.com
Headquarters (GHCQ) supposedly gained access to SIM cards [1] from Gemalto, allowing them to access any cell phone communications that used these cards. Another story talks about how Lenovo installed malware [2
19%
The state of open source groupware
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Andrey Bayda, 123RF.com
Connect, Kerio created one of the first commercial CalDAV and CardDAV implementations. Most users of Kerio Connect appreciate the good integration of proven communication technologies. The product supports open
19%
News for Admins
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
© Crimson, fotolia.com
10% rely on versions of SSL that are still vulnerable to the Heartbleed attack According to the study, only 3% of the sites were compliant with Payment Card Industry Data Security Standard (PCI
19%
Multifactor authentication with Google Authenticator
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © iofoto, Fotolia.com
that provide OTP tokens. One-time passwords come in several varieties (e.g., hardware, software, grid card). A popular, free, and simple way to implement two-factor authentication (2FA) with OTP is Google
19%
Systemd network management and container handling
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Kritiya Sumpun, 123RF.com
/run/systemd/resolve/resolv.conf /etc/resolv.conf mkdir /etc/systemd/network Listings 2 and 3 show the two configuration files for the regular Ethernet card (Listing 2) and bridge device (Listing 3

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