NCNeural CoreTechinneuralcoretech.hashnode.dev·15m ago · 2 min readAI Agent Sandbox Security: What the OpenAI DNS Incident RevealsAn OpenAI research-agent incident reported on 25 September 2026 highlights an important problem in AI infrastructure security: an environment can block obvious internet access and still expose an indi00
FKFayaz Khaninrealplm.hashnode.dev·1d ago · 5 min readZero-Disk Security: Ephemeral Metadata Extraction in MemoryIn enterprise Product Lifecycle Management (PLM) environments, CAD assemblies, engineering drawings, and technical specifications represent an organization's most critical intellectual property. Moder00
PFParneet Ficodeinmy-blog-ficode.hashnode.dev·3d ago · 12 min readWhat Happens When You Move a Legacy Application to the Cloud?A legacy application can look pretty simple from the outside. Users might see a login screen, a dashboard, and several business workflows. However, it's not always as simple as it seems. Behind the in00
NPNitin Poojaryinnitin-poojary-backend-and-devops.hashnode.dev·Sep 20 · 18 min readBuilding a Production-Grade AWS VPS — Part 1: The Network Foundation (VPC, Subnets & Security Groups)Introduction A few months back, I built an Air Hockey game server using Go, with Flutter and Flame on the client side. To share it with others, I needed to deploy it, so I turned to AWS EC2. For a qui00
ANAkshay Nazirkarinakshay25.hashnode.dev·Sep 20 · 8 min readWhat Is Secret Manager in GCP?Introduction Applications often need sensitive information to work. A backend service may need a database password to connect to Cloud SQL. An application may require an API key to communicate with an00
ANAkshay Nazirkarinakshay25.hashnode.dev·Sep 19 · 5 min readIAM Roles vs Permissions in GCPIntroduction When working with Google Cloud IAM, you will often see terms such as: IdentityRolePermissionResource These terms are related, but they are not the same. For example, imagine a Service Acc00
ANAkshay Nazirkarinakshay25.hashnode.dev·Sep 19 · 7 min readPublic IP vs Private IP in GCP — Explained SimplyIntroduction When working with Google Cloud, you will often see two networking options: Public IP and Private IP At first, the difference may sound obvious: Public IP → accessible through the inte00
Vvancedevllminvancedevllmitnotes.hashnode.dev·Sep 19 · 4 min readA Practical View of Modern CybersecurityMicrosoft SC-100 focuses on a core architectural problem: how to design an end-to-end cybersecurity architecture that protects identities, infrastructure, applications, data, and security operations a00
ADAdeniji Danielinbrainy-blog.hashnode.dev·Sep 18 · 12 min readBuilding a Secure Azure Hub-and-Spoke Network with Terraform and OpenVPNThe Problem and the Architecture When you first start provisioning infrastructure in the cloud, the easiest way to access your virtual machines is by assigning them a Public IP address. It is fast, co00
118xBanin18xban.hashnode.dev·Sep 17 · 15 min readAsset Inventory: From Unknown to Auditable@18xBan · GRC Series · Chapter 03 Seven accounts, 203 computers, 171 spreadsheet rows, and nobody who could say what any of it was. Monday, 10:07 AM: "Closing it today, cool?" Last Friday, Maya app00
