Tag: Servers
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Don't know what to monitor? L.E.T.S. Start with 4 Metrics!
Posted on December 1, 2022, Level beginner Resource Length medium
"We paid for a bunch of tools but we don't know what we should be looking at. There are tons of charts that don't seem to mean anything!" Software monitoring, how does it work? By Jeremy Hicks.
Tags monitoring infosec cloud servers app-development serverless web-development
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NGINX ingress controller hardening guide
Posted on November 27, 2022, Level intermediate Resource Length short
This guide describes, what of the different configurations described in those guides is already implemented as default in the nginx implementation of kubernetes ingress. By @kubernetes.github.io.
Tags nginx infosec devops cloud distributed apis servers
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NGINX WAF and Kubernetes WAF options (App Protect vs. open-appsec)
Posted on November 26, 2022, Level intermediate Resource Length short
Until 2022, NGINX supported the well-known ModSecurity open-source WAF solution and OWASP Core RuleSet Signatures. However, following Trustwaves End-of-Life notice about ModSecurity, and possibly related also to the acquisition of NGINX by F5, NGINX announced in May 2022 that it will end of life ModSecurity, leaving NGINX open-source with no open-source security solution. By Christopher Lutat.
Tags infosec devops cloud nginx servers
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How to program an IoT device in Elixir using Nerves?
Posted on September 9, 2022, Level beginner Resource Length short
Elixir is a great choice language for IoT devices due to its fault-tolerant nature, but also because of the ability to handle a lot of concurrent I/O operations thanks to the BEAM scheduler running under the hood. By Artur Ziętkiewicz.
Tags iot elixir servers performance distributed apis
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How a Man-in-the-Middle attack works
Posted on May 22, 2022, Level beginner Resource Length medium
Man-in-the-middle (or MitM) attacks can occur when an attacker has the ability to intercept communications over the network. This allows the attacker to read -- and potentially modify -- these communications. By Rob Behnke.
Tags ssl servers infosec web-development app-development
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NGINX tutorial: Reduce Kubernetes latency with autoscaling
Posted on March 20, 2022, Level beginner Resource Length medium
Your organization built an app in Kubernetes and now it's getting popular! You went from just a few visitors to hundreds (and sometimes thousands) per day. But there's a problem... he increased traffic is hitting a bottleneck, causing latency and timeouts for your customers. If you can't improve the experience, people will stop using the app. By Daniele Polencic of learnk8s.
Tags nginx kubernetes containers devops servers
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A complete guide to distributed tracing
Posted on March 18, 2022, Level beginner Resource Length medium
Distributed tracing helps you track requests across services and understand issues affecting your application performance. In distributed cloud architecture, debugging performance issues is complicated. By Ankit Anand.
Tags cloud programming agile monitoring web-development servers performance
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An introduction to the Azure DevOps toolset
Posted on February 19, 2022, Level intermediate Resource Length medium
In this post, we start to delve into DevOps toolsets, specifically Microsoft Azure DevOps Services. This is the third in a series of blog posts about DevOps. By Ron Callahan.
Tags azure cloud cicd devops kubernetes servers
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How does an SQL injection attack work? Examples & types
Posted on December 6, 2021, Level intermediate Resource Length medium
A SQL injection (SQLi) attack is one of the most threatening issues for data integrity and confidentiality today, allowing attackers to access secure data where they are not authorized. In this article, we discuss SQLi and how these attacks work, with types and examples. By Al Mahmud Al Mamun.
Tags servers sql database miscellaneous cloud cio distributed
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How much has Quantum Computing actually advanced?
Posted on December 3, 2021, Level beginner Resource Length medium
Lately, it seems as though the path to quantum computing has more milestones than there are miles. Judging by headlines, each week holds another big announcement—an advance in qubit size, or another record-breaking investment. This is Q&A with the former chief architect of Google's Sycamore, John MartinisBy Dan Garisto.
Tags machine-learning big-data cloud servers distributed
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Comparing the best web servers: Caddy, Apache, and Nginx
Posted on October 23, 2021, Level intermediate Resource Length medium
A web server is a piece of software that accepts a network request from a user agent, typically a web browser, and returns either the appropriate response for the request or an error message. Two dominant solutions for HTTP servers today are Apache and Nginx. However, a new player in the space, Caddy Web Server, is gaining traction for its ease of use. By Ayooluwa Isaiah.
Tags servers devops microservices app-development apache nginx
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Influencing ingress BGP routing using communities and local preference
Posted on October 19, 2021, Level advanced Resource Length long
Border Gateway Protocol (BGP) is an enormous protocol with a nearly endless list of features, knobs and capabilities. BGP's mechanism for choosing the best path is complex but also well known. You should brush up on that algorithm if you're out of practice. By Nicholas Russo.
Tags infosec servers linux devops cio