Jan 27, 2020
Azure Sentinel & Log Analytics Tables
Azure Sentinel is using Azure Log Analytics as the backend for the log storage and querying capabilities through Kusto Query Language (KQL). A wealth of information is available from various log sources and they are stored in Log Analytics “tables”. There are many tables created by default, though not always populated with data and many […]
Read More Jan 19, 2020
AWS CloudWatch to Azure Sentinel
While talking about Azure Sentinel with cybersecurity professionals we do get the occasional regretful comment on how Sentinel sounds like a great product but their organization has invested significantly in AWS services so implicitly, Sentinel is out-of-scope of potential security controls for their infrastructure. AWS offers the CloudWatch service that is able to collect performance […]
Read More Jul 17, 2019
Azure Security Center Components and Relations with Other Services
One of the most common questions that we are receiving about Azure Sentinel is about its functionality compared with Azure Security Center. The diagram below is an attempt to describe the various components of Azure Security Center, its relation with other Azure services, including Azure Sentinel as well as the interaction with non-Azure services and […]
Read More Jun 19, 2019
Azure Cloud Security Stack vs. NIST Cybersecurity Framework
In May 2019, Managed Sentinel released a diagram presenting a mapping of Azure Security services vs on-premises security controls. The cybersecurity community expressed an interest in having the same security controls mapped against the NIST Cybersecurity Framework functions: Identify, Detect, Protect, Respond and Recover. The diagram below provides a high-level view of how various Azure […]
Read More May 30, 2019
Azure Sentinel & Jupyter Notebooks
Before going into additional details about what a Jupyter Notebook is, I would like first to have a visual comparison of the analytical functionality offered by Azure Kusto Query Language queries vs. Jupyter Notebook with Python/msticpy/Kqlmagic. If your analytical requirements are limited to those typical to SIEM platforms that allow query of data, extraction of […]
Read More May 28, 2019
On-Premises vs. Azure Cloud Security Stack
In February 2019, Managed Sentinel released a diagram presenting a mapping of on-premises security controls vs. services offered by major cloud services providers. The following diagram follows a similar pattern, focused just on Azure security technologies and including additional information such as free vs. billable Azure services, availability of the 3rd party tools within Azure Marketplace and […]
Read More May 23, 2019
Configuring Office 365 Connector in Azure Sentinel
The Office 365 activity log connector provides insight into ongoing O365 user activities. By configuring Office 365 Connector in Azure Sentinel you will get details of operations such as file downloads, access requests sent, changes to group events, set-Mailbox and details of the user who performed the actions. This information will be visible in Azure Sentinel Dashboards […]
Read More May 20, 2019
Azure Sentinel SIEM Architecture
Azure Sentinel cloud SIEM architecture vs. traditional SIEM platforms (based on SANS Reference SIEM Architecture). It provides a high-level mapping of specific Azure Sentinel functions to generic next-gen SIEM functions.
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