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19%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
seq_timeout = 10 08 tcpflags = syn 09 command = /usr/sbin/iptables -A INPUT -s \ %IP% -p tcp --dport 22 -j ACCEPT 10 11 [closeSSH] 12 sequence = 9000
19%
OpenStack workshop, part 3:Gimmicks, extensions, and high availability
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Steven Frame, 123RF
-list +--------------------------------------+-----------+------------------ | id | name | subnets | +--------------------------------------+-----------+------------------ | 42a99eb6-3de7-4ffb-b34e-6ce622dbdefc | admin-net|928598b5 ... OpenStack workshop, part 3:Gimmicks, extensions, and high availability
19%
Managing Linux Memory
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © J.R. Bale, 123RF.com
). Also, setting swappiness = 0 on SLES 11 SP 2 and SP 3 seems to protect the applications adequately. Amazingly, Red Hat Enterprise Linux 6.4 behaves differently: The implementation seems
19%
An IP-based load balancing solution
30.11.2025
Home »  CloudAge  »  Articles  » 
arsgera, 123RF
backup_active = 1 05 backup = 192.168.1.232 06 heartbeat = 1 07 heartbeat_port = 539 08 keepalive = 6 09 deadtime = 18 10 network = direct 11 debug_level = NONE 12 monitor_links = 1 13 syncdaemon = 1 14 ... 3
19%
Swagger and OpenAPI Specification for documents
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © smeagorl, 123RF.com
) for client programs on request. Division of Responsibilities What initially sounds complicated proves to be remarkably simple in practice [3]. First, the developer describes the feature set of their REST API
19%
The RADOS object store and Ceph filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Brigida Soriano, Fotolia.com
to install RADOS and Ceph. Ceph, which is a plain vanilla filesystem driver on Linux systems (e.g., ext3 or ext4), made its way into the Linux kernel in Linux 2.6.34 and is thus available for any distribution
19%
John the Ripper
22.08.2011
Home »  Articles  » 
 
:lanman passfile.txt Loaded 2 passwords with 2 different salts (FreeBSD MD5 [32/64]) guesses: 0 time: 1:04:04:08 (3) c/s: 10927 trying: gmugoky - gmugok2 guesses: 0 time: 1:09:25:10 (3) c/s: 10929 trying
19%
Tools for hardware diagnostics under Windows
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © blas, Fotolia.com
(Figure 1). Although you will need to install the freeware program on the computer you want to examine first, the program is quite small, occupying less than 5MB of space on the hard drive
19%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
%util sda 10.91 6.97 768.20 584.64 4.87 18.20 30.85 72.31 13.16 20.40 0.26 70.44 83.89 1.97 3.52 nvme0n1 58.80 12.22 17720.47 48.71 230
19%
News for Admins
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
 
-3786), which affect OpenSSL version 3.0.0. These vulnerabilities have been addressed with the release of OpenSSL 3.0.7, so users should update now. "Users of OpenSSL 3.0.0--3.0.6 are encouraged to upgrade to 3 ... OpenSSL has issued an advisory (https://www.openssl.org/news/secadv/20221101.txt) relating to two vulnerabilities (CVE-2022-3602 and CVE-2022-3786), which affect OpenSSL version 3.0.0.

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