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Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
Rubén Llorente ... support the most recent OpenBSD release, either. Table 1 Supported Platforms Platform Versions CentOS Stream 8, 9 Rocky Linux 8, 9 Alma Linux
99%
An overview of the Citadel BBS
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © braverabbit; 123RF.com
Rubén Llorente ... and sets them up with addresses (Figure 9). Figure 8: Personal information is kept in the My Folders area of the Citadel BBS
99%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... ]. Figure 5: A VPN allows a smartphone with GrapheneOS (a privacy- and security-focused mobile OS) to connect directly to any machine (Test) located on a firewalled network over the Internet. IPsec
99%
Automating command execution across servers
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... is that it will only check the server for ecdsa-sha2-nistp256 keys. Many of the servers in my known_host file appear to be associated with keys that are based on different algorithms (e.g., RSA). Sake would ask my
99%
Hardware-enhanced security
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Jeff Metzger, 123RF.com
Rubén Llorente ... Knoppix 9.1. The software necessary to initialize a new Nitrokey can be installed by issuing the commands: sudo apt update sudo apt install nitrokey-app The Nitrokey App ends up under the Accessories ... 2022
99%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
Home »  Articles  » 
Lead Image © lightwise, 123RF.com
Rubén Llorente ... from a reputable source [9], because both OpenBSD's HTTP daemon and reverse proxy are extremely simple to set up. 2. Load your cloud-init configuration into your host provider, which should have
61%
Warewulf 4
13.12.2022
Home »  HPC  »  Articles  » 
/11/05 08:56:13  info unpack layer: sha256:1a930d163dcafa193dc2c3c005d9c220ae1c07a48cad5f7feed0066ada0b998f 2022/11/05 08:56:15  info unpack layer: sha256:d3ca234f568b088b991388a0e9e8b61b05ac8627522f10fe16df2b81d51c0748
58%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
ID to save the running container to a new image. You also need to specify the name of the new image: $ docker commit c31656cbd380 cuda:10.1-base-ubuntu19.04-octave sha256:b01ee7a9eb2d4e29b9b6b6e8e
57%
Preload Trick
11.05.2021
Home »  HPC  »  Articles  » 
, 512, 1024, 2048, 4096, 8192]      A = single( rand(N,N) );    B = single( rand(N,N) );      start = clock();    C = A*B;    elapsedTime = etime(clock(), start);      gFlops = 2*N*N*N / (elapsedTime * 1e+9);      disp(sprintf("N = %4d
55%
Go testing frameworks
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Lucy Baldwin, 123RF.com
up data all over physical memory [9]. Because RAM is several orders of magnitude slower than the CPU caches, this (usually inadvertent) waltzing all over the memory space needlessly reduces performance

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