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12%
Accelerate web applications with Varnish Cache
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Aleksandr Frolov, 123RF.com
providers are probably already working with Varnish, seeking to deliver their data as quickly as possible across continents. How this works is shown by a few VCL examples, in which Varnish plays out its speed
12%
Scanning servers with Nikto
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © spleen87, photocase.com
holes. By fixing these misconfigurations or previously unknown issues on your web servers, you can cover your tracks to provide a more robust security posture. Setting Sail Nikto [1] holds nothing back
12%
Successful protocol analysis in modern network structures
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © konstantynov, 123RF.com
-VM traffic flows need to be forwarded to the monitoring and analysis application. Virtualization solution vendors provide guest access to a virtual network adapter for this purpose. This access to the data
12%
A Bash-based monitoring tool
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © citalliance, 123RF.com
], is a bit more interactive than top, but it provides very similar information. htop uses ncurses for the interface but reads the data from /proc, as top does. It has a nice graph at the top of the default
12%
Turning machine state into a database
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Lucy Baldwin, 123RF.com
. The query-based approach to inspecting system state is all the more remarkable when applied to fleets of machines or public cloud instances. Analytics platform vendors like Uptycs [10] provide a way
12%
Domain name resolution with DNS over HTTPS
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Sergejus Bertasius, 123RF.com
in practice, not least because of the DNS extension's complexity. For example, if you look at an end user, a recursive DNS request is usually made to the DNS resolver at the user's Internet service provider
12%
SDN and the future of networking
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Stuart Miles, 123RF.com
process into routing tables and firewall rules. Network information was distributed across all sorts of devices. Consumers (business processes) and service providers (network administrators) spoke
12%
Manage resources with AWS CloudFormation
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © krisckam, 123RF.com
of development processes advocated by the DevOps movement. Infrastructure as code is a way to simplify the development process, reducing the dependency of developers on infrastructure teams to provide
12%
Backup and replicate VMs on VMware ESXi
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © urbanhearts, fotolia.com
cannot replace a full backup of your virtual servers, but it can provide valuable assistance for replicating your most critical VMs to other hosts on the network or dumping backup copies on a network
12%
Dealing with VHDX files
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Alina Pavlova, 123RF.com
hard drives you create also can be managed directly in the System Center products as of Windows Server 2012 R2 and System Center 2012 R2. Windows Server 2012 R2 provides the option of assigning the disk

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