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30.01.2013

Home » HPC » Articles »

to the project, promises “significant enhancements to parallelism.” We checked in with Wong and van Waveren at the recent SC12 supercomputing conference in Salt Lake City, Utah, USA, for an update on the new Open

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Moore's Law Continues its Unwavering March

09.10.2013

Home » HPC » Articles »

is effectively designed like a supercomputer, with a host-side, dual-core Zynq-7010 ARM A9 CPU running Ubuntu 12.04, flanked by a 16-core Epiphany accelerator running at 700MHz. Priced at US$ 99, as opposed

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News for admins

11.02.2016

Home » Archive » 2016 » Issue 31: Tunin... »

, a high-quality password, some form of two-factor authentication, or both will make it more difficult for the attacker to succeed. See Guido Vranken's blog [https://guidovranken.wordpress.com/2015/12

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News for Admins

05.12.2019

Home » Archive » 2019 » Issue 54: NVMe... »

." The new lineup consists of the AX41 and AX41-NVME, which are based on the Ryzen 5 3600 CPU (with 6 cores and 12 threads), and can be combined with either two 2TB HDDs or two 512GB NVMe SSDs. Each of those

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Logical Bombs for Fun and Benchmarking

06.10.2019

Home » Archive » 2019 » Issue 53: Secur... »

Ubuntu 18.04 stock instance, I enter: $ ulimit -u 3841 The limit is set with the -S option: $ ulimit -S -u 500 Once the limit is reached, the system will generate an error. Setting too low a limit

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Exploring the New OpenMP Specification

14.03.2013

Home » Archive » 2013 » Issue 13: IPv6... »

to the project, promises "significant enhancements to parallelism." We checked in with Wong and van Waveren at the recent SC12 supercomputing conference in Salt Lake City, Utah, USA, for an update on the new Open

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Solving the security problems of encrypted DNS

25.03.2020

Home » Archive » 2020 » Issue 56: Secur... »

) and only signs the data (integrity). Essentially, two keys are required per domain: one to sign the domain data (marked with code 256; typically 1024 bits) and a second to sign the keys (code 257; typically

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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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Safeguard and scale containers

05.12.2016

Home » Archive » 2016 » Issue 36: Autom... »

Version: v1 02 kind: Pod 03 metadata: 04 name: nginx 05 spec: 06 containers: 07 - name: nginx 08 image: nginx 09 ports: 10 - containerPort: 80 A replication controller [12], however

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Acquiring a Memory Image

20.05.2014

Home » Archive » 2014 » Issue 20: IPv6... »

a hash of the input and also of any outputs (specified using hof=, hofs=, phod=, or fhod=. ALGORITHM options include md5, sha1, sha256, or sha512. hashlog=FILE – Log total hashes and piecewise hashes

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