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13%
Jenkins Configuration as Code
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Amri Wolfgang, 123RF.com
--retry 3 --retry-delay 0 --retry-max-time 60 ${JENKINS_UC}/jenkins.war -o ${JENKINS_HOME}/jenkins.war 30 RUN for P in ${PLUGINS}; do curl -sSfL --connect-timeout 20 --retry 2 --retry-delay 0 --retry
13%
Secure Your Server with TCP Wrappers
02.10.2012
Home »  Articles  » 
 
addresses to connect /etc/hosts.allow , the file would simply look like this: sshd: 10.10.10.10, 1.2.3.4, 21.21.21.21 TCP Wrappers works nicely, even if you change the standard SSH port (it’s usually TCP
13%
Netcat – The admin's best friend
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Dmitry Rukhlenko, 123RF.com
seconds, for example: # nc -p 16000 -w 30 examplehost.tld 22 If firewalling is in place and you need to originate your connection from a specific IP address to open a port, then you can enter: # nc -s 1.2.3
13%
Secure and seamless server access
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Michael D on Unsplash
.cf_account_id tunnel_id = cloudflare_tunnel.server.id config { origin_request { connect_timeout = "1m0s" tcp_keep_alive = "1m0s" } ingress_rule { hostname = "${var
13%
Automated OpenStack instance configuration with cloud-init and metadata service
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © jeka81, 123RF.com
', 'makecache'] with allowed return codes [0] (shell=False, capture=False) ... 2018-10-17 22:00:06,125 - util.py[DEBUG]: Running command ['yum', '-t', '-y', 'upgrade'] with allowed return codes [0] (shell
13%
High-Performance Python 2
22.08.2019
Home »  HPC  »  Articles  » 
the Code $ python3 Python 3.7.3 (default, Mar 27 2019, 22:11:17)  [GCC 7.3.0] :: Anaconda, Inc. on linux Type "help", "copyright", "credits" or "license" for more information. >>> import
13%
Security in the AWS cloud with GuardDuty
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © xcfoto, 123RF.com
are incorrect on AWS Simple Storage Service (S3) or CloudTrail, which could result in your security metrics suffering a humiliating public leak. In other words, behind the scenes, AWS configures all the plumbing
13%
SmartOS as a virtualization platform
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Paulus NR, 123RF.com
"name": "net0", 22 "description": "public" 23 } 24 ], 25 "ssh_key": true 26 }, 27 "disk_driver": "virtio", 28 "nic_driver": "virtio", 29 "uuid": "555793a9-3c
13%
PowerDNS Authoritative server high availability with MariaDB Galera
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Sergey Nivens, 123RF.com
A quick edit of your pristine MariaDB server's configuration file /etc/my.cnf.d/server.cnf (1) binds the MariaDB service to the localhost and (2) connects and (3) creates the database: Bind-address = 127.0.0
13%
Accessing Fortran code with Python
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Kheng Ho Toh, , 123RF.com
, the Python module is secretcode. Listing 4 Testing the Code $ python3 Python 3.7.3 (default, Mar 27 2019, 22:11:17) [GCC 7.3.0] :: Anaconda, Inc. on linux Type "help", "copyright", "credits

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