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100%
Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
Rubén Llorente ... 8, 9 Debian 11, 12 Ubuntu 20.04, 22.04 FreeBSD 13.x OpenBSD 7.3 I recommend the downloadable installer, but I will skip
99%
An overview of the Citadel BBS
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © braverabbit; 123RF.com
Rubén Llorente ... /DomainKeys signature: http://www.citadel.org/doku.php?id=faq:spam:dspam Official Citadel instance: http://uncensored.citadel.org/ The Author Rubén Llorente is a mechanical engineer, whose job
99%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... Llorente, Linux Magazine , issue 232, March 2020, pg. 24, https://www.linux-magazine.com/Issues/2020/232/Privoxy ARP spoofing: https://en.wikipedia.org/wiki/ARP_spoofing Creative Commons Attribution
99%
Automating command execution across servers
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... # A single task is defined, which by default will 20 # run only against "devuan" hosts. 21 tasks: 22 upgradeall: 23 desc: Upgrade all packages 24 target: 25 tags: [devuan] 26 cmd: | 27
99%
Hardware-enhanced security
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Jeff Metzger, 123RF.com
Rubén Llorente ... Llorente is a mechanical engineer whose job is to ensure that the security measures of the IT infrastructure of a small clinic are both legally compliant and safe. He is also an OpenBSD enthusiast
99%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
Home »  Articles  » 
Lead Image © lightwise, 123RF.com
Rubén Llorente ... _virtual_environment_file.network_cloud_config, 18 ] 19 20 initialization { 21 user_data_file_id = proxmox_virtual_environment_file.rproxy_cloud_config.id 22 network_data_file_id = proxmox_virtual_environment_file.network_cloud_config[0
30%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
; 22 my_record.z = counter + 2; 23 my_record.value = (float) counter * 10.0; 24 /* write out my_record */ 25 } 26 return 0; 27 } One-by-One Initially, I’m just going
29%
A Password Protection Service
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © bluebay, 123RF.com
= /var/log/secure maxretry = 5 bantime = 600 Be sure that your logpath is correct and that you set maxretry to a reasonable number and bantime to your own tolerance level. The bantime parameter
29%
An army of Xeon cores to do your bidding
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Lucy Baldwin, 123RF.com
RAM, I built a 44-core compute behemoth for less than $600 to run Monte Carlo [1] simulations. Let me dive into the details! Bill of Materials Table 1 details my hardware configuration. I found
29%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
and right. Unfortunately, my laptop has a 16:9 display with a resolution of 1,600x900 pixels. Common Denominator Some research on the topic of screen resolution reveals the root cause: the maximum

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