How to use the AWS CLI to find untagged instances

Originally published in Feb 2017, at Onica.com/blog

I often need to find AWS® EC2® instances without a particular tag. Usually, it’s the Name tag, but other tags come up from time to time (we use a tag of Owner quite a bit).

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Revisiting Amazon Web Services Web Application Firewall (AWS WAF)

Originally published in Dec 2017, at Onica.com/blog

Amazon Web Services® (AWS) first announced their managed Web Application Firewall (WAF) during re:Invent 2015. As with many AWS services, it was considered a minimal viable product (MVP) at launch time, but it had several obvious limitations at the time.

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AWS WAF pillar five: Cost optimization tools and best practices

AWS cost optimization is at the heart of the Amazon cloud experience. After all, the ability to do more with less—accelerate business with lower infrastructure costs—is the promise of the cloud.

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Four AWS multi-region architecture considerations

Originally published in Apr 2016, at Onica.com/blog

One of the questions we commonly hear from customers and prospects who are considering moving their web applications to Amazon® EC2® is, “Do I need to build a multi-region architecture in AWS?”

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How to create a dynamic DNS with the AWS API and Route 53

Originally published in February 2017, at Onica.com/blog

A few of our cloud engineers were chatting about making a Dynamic DNS on Amazon Web Services® (AWS) for some personal projects. As we got to talking, I realized that although Lambda® was the go-to technology, it’s not needed.

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AWS WAF pillar four: Performance efficiency tools and best practices

Efficient business operations play an increasing role in how companies can truly transform business through cloud computing.

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Do not let your website crash on Black Friday or ever

Originally published in Nov 2017, at Onica.com/blog

In 2017, Macy’s® wasn’t the only retail website that was overwhelmed on the biggest shopping day of the year. Old Navy®, GAME®, and Quidco® were also caught unprepared for the high traffic surges and lost sales opportunities in the short and long run.

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AWS WAF pillar three: Reliability tools and best practices

Harnessing the full power of the AWS® cloud involves far more than building a solid technical infrastructure. Amazon developed the Well-Architected Framework (WAF) to enable companies to build the most operationally excellent, secure, reliable, efficiently high-performing, and cost-optimized infrastructure possible for their businesses. This post addresses the third pillar, reliability.

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Viewing your world through security-colored DevOps glasses

Originally published in Oct 2017, at Onica.com/blog

Complying with minimal regulations or certifications required by governments or customers and creating a wide window of exposure should be the goal for any first-class technology organization.

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AWS WAF pillar two: Security tools and best practices

Harnessing the full power of the AWS® cloud involves far more than building a solid technical infrastructure. Amazon developed the Well-Architected Framework (WAF) to enable companies to build the most operationally excellent, secure, reliable, efficiently high-performing, and cost-optimized infrastructure possible for their businesses. This post addresses the second pillar, security.

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