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04.10.2018

Home » Archive » 2018 » Issue 47: Findi... »

Lead Image Creative Commons CC0 TheDigitalArtist Pixabay

a novel threat to pre-quantum encryption, like the ciphers used in TLS. After a decade in service, TLS 1.2 is showing many signs of aging. The cryptographic building blocks of current versions of the TLS ... After a decade in service, TLS 1.2 is showing many signs of aging. Its immediate successor, TLS 1.3, has earned the approval of the IETF. Some major changes are on the way.

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Monitor your nodes with collectl

30.11.2025

Home » Archive » 2012 » Issue 09: Windo... »

25-E SSD [9] courtesy of Intel is mounted as /dev/sdd ext4 filesystem with the default options Open MPI [10] v1.5.4 NAS Parallel Benchmarks 3.3.1-MPI [11] Iozone [12] Daemon ... 9

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Managing FOSS applications on AIX

27.05.2025

Home » Archive » 2025 » Issue 87: Light... »

Lead Image © Nataliia Natykach, 123RF.com

]SRPMS/ * [9]contrib/ * [10]docs/ * [11]ezinstall/ * [12]installp/ * [13]usr/ ...etc... The output from lynx confirms the HTTPd server is functioning. DNF clients can now

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Warewulf Cluster Manager – Development and Run Time

18.07.2012

Home » HPC » Articles »

[laytonjb@n0001 ~]$ module avail ------------------------------- /opt/Modules/versions ------------------------------ 3.2.9 --------------------------- /opt/Modules/3.2.9/modulefiles

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Baselines are more important than the benchmark

06.10.2022

Home » Archive » 2022 » Issue 71: Kuber... »

the intervening filesystem layer affecting measurements, as I have demonstrated previously [9]. To test encryption without a filesystem, you have to use a detached header to store encryption keys, lest your

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Profiling Python Code

09.12.2019

Home » HPC » Articles »

to check follows a, b = 1,2 c = a + b # Code to check ends end_time = time.time() time_taken = (end_time- start_time) print(" Time taken in seconds: {0} s").format(time_taken_in_micro) If a section of code

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Setting up SSL connections on Apache 2

18.07.2013

Home » Archive » 2013 » Issue 15: What’... »

; Apache has supported the method since version 2.2.12 – provided you have OpenSSL version 0.9.8i or newer in use. If this is true of your own Apache installation, you can provide your own certificate in any

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CRI-O and Kubernetes Security

30.11.2020

Home » Archive » 2020 » Issue 60: Secur... »

cri-o-${CRIO_VERSION} The following NEW packages will be installed cri-o-1.17 0 to upgrade, 1 to newly install, 0 to remove and 0 not to upgrade. Need to get 17.3 MB of archives. After this operation

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Guarding against social engineering attacks

01.08.2019

Home » Archive » 2019 » Issue 52: Stop... »

), the venerable ZAP (automated security testing) [9], and Zenmap (a graphical front end to the prodigious and unmatched Nmap security tool). A click on the Auditing link in the right-hand menu presents

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Installing and operating the Graylog SIEM solution

13.12.2018

Home » Archive » 2018 » Issue 48: Secur... »

. The pwgen command generates a password and encrypts with sh256sum: pwgen -N 1 -s 100 echo -n | sha256sum The encrypted password is then assigned to the parameter root_password_sha2. Table 1 gives

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