March 11, 2026
3分で読めますExplains the design of using Azure's Entra PIM, AWS's IAM Identity Center, and GCP's conditional IAM to make cloud permissions "limited". This is a practical guide to how to prevent privilege bloat and attack surface expansion. ｜Colorkrew Security
October 23, 20254分で読めますNice to meet you, my name is Zun. It has been more than 10 years since I came to Japan, and I have been working as a BrSE and PM at an offshore development Nikkei company for about 5 years. In April of this year, I joined Colorkrew as an infrastructure engineer, so I would like to introduce the background and reasons for choosing it. In my previous role, I was BrSE/PM, connecting the Japanese client with the offshore team, managing the implementation and design phases. ...
May 11, 20255分で読めますEnhance security with Microsoft Sentinel! Learn how log integration and SOC can detect threats in real time and reduce operational load. ｜Colorkrew Security
May 11, 20253分で読めますFor those who are worried about reducing costs with Microsoft Sentinel. Here are three specific measures to optimize Log Analytics pricing and how to set it up. ｜Colorkrew Security
![[Thorough explanation] Professionals explain WAF false positive patterns and causes!](https://ckmediastgstr.blob.core.windows.net/uploads/post_24_02_93ba7a7784.png)
April 28, 20256分で読めますExplain in detail the typical examples and causes of false positives that occur in web application firewalls (WAFs). Learn about false positive patterns that occur in input forms, search queries, and contact forms, effective tuning methods, and operational improvements using SOC services. Colorkrew Security Blog
April 26, 20252分で読めますAn easy-to-understand explanation of how to integrate AWS CloudTrail and VPC Flow Logs with Microsoft Sentinel using Azure Functions. A hands-on step-by-step guide for those looking to enhance security monitoring for their multi-cloud environments. Colorkrew Security Blog
March 7, 20253分で読めますExplain how to integrate Azure logs with Microsoft Sentinel for beginners. It also explains the key points of supporting efficient log management and security enhancement, utilizing KQL, and monitoring operations. Colorkrew Security Blog
May 23, 20244分で読めますHello. I'm Akiyama, Azure Cloud Solution Architect and DevOps Engineer. I am in charge of the infrastructure lead for our own services. The last blog I wrote was two years ago, so here I will summarize the recent infrastructure situation. Looking back on the first anniversary of the introduction of AKS at our own service Mamoru Biz This is the biggest change. ...
May 8, 20233分で読めますHello. This is Akiyama from Azure Cloud Solution Architect. I have reduced my time working on customer projects a little and started working as a corporate engineer little by little in January of this year. These days, we can't help but talk about ChatGPT. Various companies have started incorporating the much-talked-about ChatGPT into their corporate activities. Even in Colorkrew, ChatGPT...
October 19, 20224分で読めますIn previous articles, we covered Azure Cognitive Services in general. This time, I would like to introduce the visual field service, the content of the service, and the billing system that you are interested in. You can try the service you want to try from the URL below, so please access it. Hands on with AI...
September 14, 20225分で読めますIn previous articles, we covered Azure Cognitive Services in general. In this article, I would like to introduce the language field service, the content of the service, and the billing system that you are interested in. As previously introduced, in the language field, you can mainly incorporate the function of understanding (analyzing) the content of a sentence into the service. In the language field, you can understand the meaning of the transcribed sentence and connect it to the next action. ...
August 18, 20224分で読めますIn our previous article, we covered Azure Cognitive Services in general. This time, I would like to introduce the voice field service, the content of the service, and the billing system that you are interested in. As previously introduced, in the voice field, functions such as "speaking and listening" can be mainly incorporated into the service. ...
