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35%
Ergonomics and security of graphical email clients
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © Vlad Kochelaevskiy, Fotolia.com
all the important options for cryptographic handling of email in the Security tab (Figure 5), which is where you can manage S/MIME certificates and encrypt the contents with OpenPGP. However, you have
35%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
possible to mix up both TCP and UDP ports at the client side, knock myserver.example.com 123:tcp 456:udp 789:tcp thus making the sequence safer, akin to using upper- and lowercase letters in your passwords
35%
Setting up a PXE boot server
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
server (e.g., /var/lib/tftpboot/pe) and get the bootloader wimboot from the iPXE package [3]. The entry now looks like this: label wimboot kernel wimboot com32 linux.c32 append wimboot initrdfile=pe
35%
How to query sensors for helpful metrics
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by patricia serna on Unsplash
kitchen=20 A matching entry in the Telegraf configuration would then be: [[inputs.exec]] commands = ["sh /etc/telegraf/script/script1.sh" ] timeout = "5s" data_format = "influx
35%
Managing access credentials
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Marcel Goldbach, photocase.com
input. Different categories help keep track of the stored data. Buttercup Buttercup [5], a free, local, multiplatform application, stores and retrieves access credentials both locally and in the cloud
35%
Multiprocessing in Python with Fortran and OpenMP
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image Photo by Zachary Young on Unsplash
in the standard library, Parallel Python [3], variations on queuing systems such as 0MQ [4] (zeromq ), and the mpi4py [5] bindings of the Message Passing Interface (MPI) standard for writing MPI code in Python
35%
Open source mail archiving software compared
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Alexander Dedrin, 123RF.com
Mail server Postfix, Exim, Sendmail, Qmail Yes Yes, all SMTP Microsoft Exchange 2003/2007/2010 5.5/2000/2003/2007/2010/2013 2003
35%
WiFi 6 in the Enterprise
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Daniel Schönen, photocase.com
devices to the network – in the office or on the shop floor. (See the "WiFi 6 Goals" box.) WiFi 6 Goals The 802.11ax working group goals include: Improved operation in the 2.4GHz and 5GHz
35%
Useful NFS options for tuning and management
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © gortan123, 123RF.com
if timeo is 5, the NFS client will wait 0.5 seconds before retransmitting. The default is 0.7 (0.07 seconds), but you can adjust the option with the timeo option of the mount command or by editing the /etc
35%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
bus, and so on. The formal name of the project was EDAC [5], Error Detection and Correction. For many years, people wrote EDAC kernel modules for various chipsets so they could capture hardware

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