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03.04.2024

Home » Archive » 2024 » Issue 80: Threa... »

the upgrade. Documentation on how to do that is available on the MySQL website. On dnf-based systems, instead of apt-get, you can use sudo systemctl stop mysql-server sudo dnf config-manager --disable mysql57 ... A number of breaking changes have been introduced between MySQL 5.7 and 8.0. We show you how to navigate this mandatory upgrade.

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Attacks on HTTPS Connections

13.06.2016

Home » Archive » 2016 » Issue 33: IPv6... »

, this process does have a drawback: The session key is part of the communication. Anyone who records the encrypted communication and gets access to the private server key later can decrypt the key and then all ... and demonstrate how to protect your client and server.

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Discovering device names

16.05.2013

Home » Archive » 2013 » Issue 14: Samba 4 »

to troubleshoot. I would like the name I see on the system to be identical to the chassis name so that I can see directly whether this is an onboard network port or a port on the external PCI card. You can get ... Ethernet devices in Linux have always been called eth0 and nothing else. All of a sudden, this universal truth has lost its validity, and Linux administrators need to understand why and how.

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Password protection with Phpass

30.11.2025

Home » Archive » 2011 » Issue 5: Pen Te... »

and secure web applications above and beyond Phpass [6]. Infos Phpass: http://www.openwall.com/phpass/ Information on the crypt function: http://no2.php ... How do web applications remember passwords? They don't. They turn them into mincemeat. And Phpass, which encrypts passwords in popular web applications, helps them do so.

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Setting up MariaDB replication with the help of XtraBackup

05.12.2016

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

how many threads the backup uses at the same time. Listing 6 Starting a Backup innobackupex --user=backup --password= --throttle=60 --parallel=3 --safe-slave-backup "/mnt ... If your database is so important that the content must not be lost between periodic data backups, replication is a possible solution. We describe how to set up replication for MariaDB with the aid

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IBM Open Technology Group

02.06.2020

Home » Archive » 2020 » Issue 57: Artif... »

to what you are trying to do, you don't have to start from scratch. With code patterns you get something that you can build on it. ADMIN: How many code patterns do you have? NB: We have over 250 code ... Director of the IBM Open Technology group Nimesh Bhatia shares details about the company's involvement in open source and how its latest acquisition of Red Hat compliments its existing endeavors

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Storage across the network with iSCSI and Synology DiskStation Manager

04.12.2024

Home » Archive » 2024 » Issue 84: Non-R... »

an iSCSI session (Listing 6). Listing 6 Mismatching IQNs $ sudo /sbin/iscsiadm -m node -T iqn.2000-01.com.synology:MYDEVICE.Target-1.4d9e3bda2ee -p 192.168.1.10 -l iscsiadm: initiator ... The iSCSI protocol lets you access block storage across a network connection. We show you how to connect a Debian 12 system with a Synology storage device over iSCSI.

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Speed up Your Name Server with a MySQL Back End

23.07.2013

Home » Articles »

the Poweradmin application itself with: primary:~$cd /tmp primary:~$wget https://github.com/downloads/Poweradmin/Poweradmin/Poweradmin-2.1.6.tgz primary:~$tar xvfz Poweradmin-2.1.4.tgz primary:~$mv Poweradmin-2 ... PowerDNS is a secure, scalable, and reliable DNS server solution licensed under the GPL. We show you how to create a primary server with a MySQL back end managed by a Poweradmin web GUI.

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Exploring PowerDNS

12.09.2013

Home » Archive » 2013 » Issue 16: Docker »

primary or master server: sudo apt-get install pdns-server The example PowerDNS primary DNS server configuration in /etc/powerdns for example.com is shown in Listing 3. (For simplicity, the example omits ... PowerDNS is a secure, scalable, and reliable DNS server solution licensed under the GPL. We show you how to use BIND master zone configuration files to configure your PowerDNS server and how

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Mesh Service for OSI Layers 2 and 3

25.03.2020

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

, the client pod sends a destination label with its requests (app:vpn-gateway), which helps the pod find the gateway. Good Connection The question is now how the connection between the client pod and the VPN ... In early April 2018, the Cloud Native Computing Foundation accepted a new sandboxing project: Network Service Mesh. In this article, we explain how it resembles a conventional service mesh and what

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