February 16, 2026
3分で読めますHave you adopted Microsoft Sentinel but are tired of dealing with a high volume of alerts? A security engineer explains the key points of prioritizing rules, tuning to suit the environment, and notification design to avoid becoming a "noisy SIEM". Here are some practical improvement approaches that don't make operations a reality. ｜Colorkrew Security
December 25, 20253分で読めますWhy do companies need CSIRT now? Against the backdrop of increasing attack sophistication and limitations in person-to-person response, the role, necessity, and relationship between CSIRT and management risk are explained in an easy-to-understand manner|Colorkrew Security
![[Recruiting] Colorkrew Security Engineer Interview #shorts](https://ckmediastgstr.blob.core.windows.net/uploads/D5863_Q7gp_D8_e1e1c8d23c.jpg)
September 2, 2025
June 1, 20255分で読めますFrom the basics of SOC (Security Operation Center) to why companies need it, and the benefits of external SOC services, it is explained in a gentle way for beginners. ｜Colorkrew Security
May 21, 20252分で読めますStreamline security operations with AWS Config, a configuration monitoring service from AWS. By working with Colorkrew's SOC, you can enhance your monitoring, automation, and response! ｜Colorkrew Security
May 17, 20255分で読めますStreamline security operations with Microsoft Sentinel automation! From log integration to alert response, we will explain the optimal implementation method combined with SOC support. ｜Colorkrew Security
May 17, 20253分で読めますMicrosoft Entra's recommendation function provides visibility into your company's security risks and strengthens countermeasures. It also explains how to improve MFA and permission settings. ｜Colorkrew Security
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
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
April 19, 20255分で読めますAre you wondering whether to operate your own SOC or outsource it? In this article, we will explain in detail the importance of outsourcing through examples of SOC operation failures. It shows how companies with talent shortages, cost management, and the risk of false positives can solve their challenges by outsourcing. If you're looking for tips to streamline your security operations and reduce risk, check out this one. ｜Colorkrew Security
April 18, 20253分で読めますWant to leverage AWS Security Hub to enhance your cloud security? In this article, we will explain in detail the secrets of advanced security operations by linking with SOCs. Learn how automated incident response and compliance checks can improve your company's security level. Together with Colorkrew's professional services, we support the construction of a safe and secure AWS environment. ｜Colorkrew Security
April 11, 20253分で読めますLearn more about how AWS GuardDuty can be leveraged to streamline your organization's security operations. We also introduced threat detection capabilities, integration with other security services on AWS, and GuardDuty's pricing plans. This is a practical guide for those who want to reduce the burden of SOC operations and strengthen security measures. ｜Colorkrew Security
