The phrase "coronavirus hype bubble" refers to misinformation and hyperbole about the novel coronavirus. The virus is not a hoax. It is mild for most, but it can cause serious disease in a small portion of people, particularly the elderly. Early in the Spring, it seemed that some of the response to the new …

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Whether you prefer to read or watch a video, here are some AWS certification training resources I've put together for you. Study Guides The following study guides include hundreds of assessment questions and answers as well as online access to graded practice exams. The AWS Certified Solutions Architect Study Guide: …

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You took one of the Cisco CCNP exams. You went to the exam center, sat down, and started the exam. About 2 hours later, you saw the dreaded news appear on the screen: You didn’t pass. I’ve failed certification exams in the past, so I can relate to the facepalm-worthy feeling you get when you realize you dropped a …

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Masks don't work, evidence suggests. On top of that, a lot of people find it difficult to wear a mask. Some of them do it anyway because they feel like they must, perhaps because of peer pressure or to avoid being harassed. But if they just had a step-by-step guide to tell them how to go maskless, they would probably …

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January 31, 2020 update: No, you're not crazy. Cisco changed the exam number from 300-401 to 350-401. For your convenience, I've put together the following list of my Pluralsight courses that cover the new CCNP ENCOR exam. By watching and following along with the hands-on demos in these courses, you can't go wrong. …

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While playing around with AWS CloudWatch Log Insights to analyze VPC flow logs, I thought of a couple of fun ways to identify (probably) malicious traffic. Finding Vulnerability Scanners These are the guys that hammer your box looking for anything from silly SQL injection attacks (so 2005) to CSRF vulnerabilities. The …

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As an AWS customer, you share responsibility with AWS for the security of your data the cloud. There’s a mantra: AWS handles the security of the cloud, but you handle security in the cloud. But it turns out that’s not quite true. For more, check out my guide Operating within the AWS Shared Responsibility Model.

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As someone who works in IT, I hear and read a lot of comments about science. One common but unfortunate claim is that “science is not about finding truth.” While I won’t get into the underlying philosophical reasons behind this claim, I do want to at least respond to it on its face. Etymology of the word “science” The …

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