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14%
Securing email communication with GnuPG
07.10.2025
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»
Archive
»
2025
»
Issue 89: Autom...
»
output similar to ed25519 2022-
08
-29 [SC] [expires: 2027-
08-20
] uid [ultimate] Name name@example.org updgef8corpy81hia1rhd8npqiti6nzf @example.org In the output you will see a 32-character string
14%
News for Admins
07.10.2025
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2025
»
Issue 89: Autom...
»
AMD64 and ARM64 HTTP Boot support in Debian Installer and Live images for UEFI/U-Boot systems Upgraded software stack: Gnome 48, KDE Plasma 6, Linux kernel 6.
12
LTS, GCC 14.2, Python
3
14%
Container and hardware e-virtualization under one roof
30.11.2025
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Archive
»
2010
»
Issue 2: Backup...
»
.5-23 05 pve-kernel-2.6.24-11-pve: 2.6.24-23 06 qemu-server: 1.1-16 07 pve-firmware: 1.0-5
08
libpve-storage-perl: 1.0-13 09 vncterm: 0.9-2 10 vzctl:
3
.0.23-1pve11 11 vzdump: 1.2-5
12
vzprocps: 2.0.11-1dso2
14%
A standard cloud computing API
30.11.2025
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2011
»
Issue 6: Perfor...
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total = summary.values.inject(0) { |sum, i| sum += i }
12
puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |s| 14 printf "%
20
s %d\n", s, summary[s] 15 end 16 puts
14%
Managing Active Directory at the command line
30.11.2025
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2010
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Issue 0: Active...
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The introduction of PowerShell [
3
] sees Microsoft finally implement long overdue changes to Windows scripting. Unfortunately, PowerShell Version 1 was no big help for Active Directory (AD ... Professionally manage Active Directory users, groups, and other AD objects with Windows PowerShell Version
2.0
.
13%
The next generation of Internet connectivity
30.11.2025
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2011
»
Issue 3: Are yo...
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:%02
x
%02
x
\n' 19 83
20
235 Note that 6to4 relays (the machines that handle your traffic) use the anycast address of 192.88.99.1 (2002:c058:6301::), so finding out who is actually handling your traffic ...
3
13%
The RADOS object store and Ceph filesystem
30.11.2025
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2012
»
Issue 09: Windo...
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/ceph/$name.keyring 04 [mon] 05 mon data = /srv/mon.$id 06 [mds] 07 [osd]
08
osd data = /srv/osd.$id 09 osd journal = /srv/osd.$id.journal 10 osd journal size = 1000 11 [mon.a]
12
host = alice 13 mon
13%
Troubleshooting SELinux
30.11.2025
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2010
»
Issue 0: Active...
»
SELinux Information with -Z 01 # id -Z 02 user_u:system_r:unconfined_t 03 # ls -dZ /var/www/html 04 drwxr-xr-
x
root root system_u:object_r:httpd_sys_content_t /var/www/html 05 # ps -efZ | grep httpd 06
13%
Moving HPC to the cloud
31.10.2025
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2012
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Issue 11: Cloud...
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will provide sub-par performance. A deeper treatment of these issues can be found in a recent article called "Will HPC Work in the Cloud?" [
3
]. Finally, any remote computation scheme needs to address
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