Azure Blue Team Series: Securing Azure Service Bus

One of the major shifts in application development in recent times is the widespread adoption of microservice-based architecture (message driven or event driven computing). The benefits it offers over a traditional monolithic approach includes flexibility, resilience and scalability. But adopting microservices architecture often creates new risks of its own. The very characteristics that make microservices […]

Azure Firewall Review

Azure firewall is a new managed, cloud-based network security service in Azure that offers stateful native firewall capabilities for Virtual Network resources. The main advantage is that it has built-in high availability and scalability being a managed service. Announcement July 12 2018 – Preview Announcement https://azure.microsoft.com/en-us/blog/announcing-public-preview-of-azure-virtual-wan-and-azure-firewall Documentation https://docs.microsoft.com/en-us/azure/firewall/ Preview features Stateful firewall as a Service […]

GNS3 on Azure 03: Configure GNS3 Internet Connectivity

High-Level Steps Create a TAP interface on the GNS3 server Configure IP forwarding and NAT Configure your lab environment to use the TAP interface ai. Create TAP interface on the GNS3 server A TAP interface is a virtual network interface Documentation → Release Notes → v2.0 On GNS3 Server Create and configure tap interface (non […]

GNS3 on Azure 02: Use Sophos Appliances in GNS3

High-Level Steps Explore the GNS3 Marketplace To use 3rd party images, we will usually need a GNS3 Marketplace appliance file and the software image provided by a vendor The appliance file defines the QEMU environment that the image will run on and the images needed Download the GNS3 appliance for the Sophos UTM Download the […]