Tag: Devops
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Demystifying Ansible for Linux sysadmins
Posted on January 19, 2021, Level beginner Resource Length short
Taking the labor out of labor-intensive tasks is what Ansible is all about. Learn the basics here. By Pratheek Prabhakaran.
Tags ansible linux devops how-to
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Demystifying stateful apps on Kubernetes by deploying an etcd cluster
Posted on January 14, 2021, Level beginner Resource Length medium
Not all apps are the same - when we deploy them to our Kubernetes cluster, we have to take that into account. One classification of apps is between Stateful & Stateless. By Dimitris Kapanidis.
Tags kubernetes containers docker devops
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Sysdig report surfaces shifts in container adoption
Posted on January 13, 2021, Level beginner Resource Length short
An annual "Container Usage and Security Report" published today by Sysdig finds there has been a significant shift in terms of the types of container engines organizations are employing. By Mike Vizard.
Tags containers docker devops cio kubernetes
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How to SSH into a Docker container
Posted on January 4, 2021, Level intermediate Resource Length medium
How do you use SSH to enter a Docker container? The traditional approach consists of two step. By Debdut Chakraborty.
Tags containers docker devops infosec how-to
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Software architecture diagrams - which tool should we use?
Posted on January 2, 2021, Level intermediate Resource Length medium
"Which diagramming tool should we use?" - I hear this question on a regular basis, with teams debating the pros and cons of tools such as PlantUML vs Mermaid, for example. By Simon Brown.
Tags software-architecture cio teams devops cicd microservices
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Deploy Fedora CoreOS servers with Terraform
Posted on December 29, 2020, Level beginner Resource Length medium
Fedora CoreOS is a lightweight, secure operating system optimized for running containerized workloads. A YAML document is all you need to describe the workload you'd like to run on a Fedora CoreOS server. By Nathan Smith @fedoramagazine.
Tags devops nginx microservices servers software
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How to build with Terraform: Azure VMs (Windows)
Posted on December 27, 2020, Level intermediate Resource Length medium
Have you created an Azure VM via the Azure portal before? If so, how many clicks did it take to do that? Can you do it, again and again, providing the exact same input values to ensure you meet a specific standard? Probably not. You need to automate the process. Create Azure VMs with Terraform! By Adam Bertram.
Tags devops app-development web-development programming azure containers
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How to optimize large scale serverless applications for operational excellence
Posted on December 25, 2020, Level intermediate Resource Length long
Managing applications at scale often comes up as one of the biggest concerns for businesses; How can it work smoothly? How do we monitor so many resources? By Taavi Rehemägi.
Tags serverless programming devops cicd performance
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Developing micro-microservices in C on Red Hat OpenShift
Posted on December 16, 2020, Level intermediate Resource Length long
For optimal runtime resource usage and millisecond startup times, though, it remains hard to beat C. Comparatively few people in the IT industry have experience implementing middleware components in C. This fact is ironic because C is an ideal vehicle for implementing truly micro microservices. By Kevin Boone.
Tags microservices web-development app-development performance devops cloud
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Auth0 introduces adaptive MFA
Posted on December 15, 2020, Level beginner Resource Length medium
Adaptive MFA improves security and customer experience. According to Dashlane, the average US internet user has over 150 online accounts, with that number projected to double by 2022. By Randy Nasson and Antonio Fuentes.
Tags infosec devops software-architecture learning cio
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Azure Container Registry: Securing container workflows
Posted on December 10, 2020, Level intermediate Resource Length short
Securing any environment requires multiple lines of defense. Azure Container Registry recently announced the general availability of features like Azure Private Link, customer-managed keys, dedicated data-endpoints, and Azure Policy definitions. These features provide tools to secure Azure Container Registry as part of the container end-to-end workflow. By Reshmi Mangalore Senior Program Manager.
Tags infosec devops cloud containers azure
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Good-bye ESNI, hello ECH!
Posted on December 8, 2020, Level beginner Resource Length long
Most communication on the modern Internet is encrypted to ensure that its content is intelligible only to the endpoints, i.e., client and server. Encryption, however, requires a key and so the endpoints must agree on an encryption key without revealing the key to would-be attackers. By Christopher Patton.
Tags infosec microservices devops app-development