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8%
Why Good Applications Don’t Scale
13.10.2020
Home »  HPC  »  Articles  » 
.00 with one processor to 1.67 with two processors. Although not quite a doubling in performance (a would have to be 2), about one-third of the possible performance was lost because of the serial portion
8%
Transport Encryption with DANE and DNSSEC
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © nerhuz, 123RF.com
affair, but the fact remains: Transport encryption provides an attack vector that is applicable, for example, with the STRIPTLS attack [2]. Such attacks are possible because conventional TLS does
8%
Secure containers with a hypervisor DMZ
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © lightwise, 123RF.com
is to prevent such an outbreak, but that is easier said than done. The year 2019 alone saw two serious security vulnerabilities [1] [2]. Fortunately, this was not the case in 2020. However, this tranquility might
8%
Relational databases as containers
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © James Thew, 123RF.com
Software services packaged as containers finally reached the remotest corners of IT about three years ago. Docker [1], rkt [2], LXC [3], and the like see themselves confronted with technologies
8%
The top three SSH tricks
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Fotoflash,Fotolia.com
-A INPUT -p tcp -s [IP address of allowed server] --dport 22 -j ACCEPT on the server to which you want to SSH. Trick 2: Copying Files Securely The SSH protocol also includes Secure Copy (SCP
8%
Protect Hyper-V with on-board resources
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Craig Whitehead on Unsplash
recommendations that you will want to take note of as an administrator through the Microsoft Security Compliance Toolkit [2], which contains group policy templates with which you can secure Hyper-V hosts in line
8%
Exploring dhcpy6d, a DHCP server for IPv6 networks
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Paul Herbert, 123RF.com
with the client; 547 with the server). Several options are available for DHCP in IPv6, including Dibbler [2], Internet Systems Consortium (ISC) DHCPv6 [3], and WIDE-DHCPv6 [4], and each has a slightly different
8%
Safely integrating and running Office 365
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Matty Sysmons, 123RF.com
, you can use Microsoft Forefront Identity Manager (FIM) 2012 R2 or, even better, Microsoft Azure Active Directory Connector [2]. The data must be synchronized before you configure the hybrid deployment
8%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
-backup /etc /mnt/backup # rdiff-backup --list-increments /mnt/backup/ Found 2 increments: increments.2015-03-15T09:15: 19+01:00.dir Sun Mar 15 09:15:19 2015 increments.2015-03-19T20:15: 46+01:00.dir Thu
8%
Solving the security problems of encrypted DNS
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Leo Blanchette, 123RF.com
Vuuouf 04 aKdeFvdeY4x9tGmh7FQ51Qi6EEr9LLy2Q8qTtEuN2fJ4PnWBNRfKwhWb 05 SNQWvq1jwhsXlsAelLz7tO5kptI7TO16p2ncpnhJqfzT5mWJ4nK76YPZ 06 lu+MZlIYJOMv/OQWD2nVmsjXeO0dnsrL8MyC5wdyPy2gbksWBscsbwN2 07 34APEYO48B6sovy

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