Karl Fosaaen
VP, Research
More by Karl Fosaaen
Backdooring Azure Automation Account Packages and Runtime Environments
September 24, 2024
Azure Automation Accounts can allow an attacker to persist in the associated packages that support runbooks. Learn how attackers can maintain access to an Automation Account.
Extracting Managed Identity Certificates from the Azure Arc Service
August 5, 2024
The Azure Arc service is handy for bringing on-prem systems to the cloud, but it includes features that could lead to pivots from on-prem into your Azure environment.
Security Magazine: Closing the cloud skills gap as adoption grows
June 21, 2024
NetSPI's VP of Research, Karl Fosaaen, weighs in on addressing the cybersecurity skills gap to avoid data security risks during cloud migrations.
Azure Deployment Scripts: Assuming User-Assigned Managed Identities
March 14, 2024
Learn how to use Deployment Scripts to complete faster privilege escalation with Azure User-Assigned Managed Identities.
Extracting Sensitive Information from the Azure Batch Service
February 28, 2024
The added power and scalability of Batch Service helps users run workloads significantly faster, but misconfigurations can unintentionally expose sensitive data.
Automating Managed Identity Token Extraction in Azure Container Registries
January 4, 2024
Learn the processes used to create a malicious Azure Container Registry task that can be used to export tokens for Managed Identities attached to an ACR.
Mistaken Identity: Extracting Managed Identity Credentials from Azure Function Apps
November 16, 2023
NetSPI explores extracting managed identity credentials from Azure Function Apps to expose sensitive data.
Azure Cloud Security Pentesting Skills
October 11, 2023
At Black Hat, NetSPI VP of Research Karl Fosaaen sat down with the host of the Cloud Security Podcast Ashish Rajan to discuss all things Azure penetration testing. Give the video a watch and then head over to NetSPI's Azure Penetration Testing service to learn more.
NetSPI’s Dark Side Ops Courses: Evolving Cybersecurity Excellence
October 10, 2023
Check out our evolved Dark Side Operations courses with a fully virtual model to evolve your cybersecurity skillset.
Escalating Privileges with Azure Function Apps
March 23, 2023
Explore how undocumented APIs used by the Azure Function Apps Portal menu allowed for directory traversal on the Function App containers.
Pivoting with Azure Automation Account Connections
February 16, 2023
Discover a helpful function for enumerating potential pivot points from an existing Azure Automation Account with Contributor level access.
How to Gather Azure App Configurations
December 8, 2022
Learn how to gather access keys for App Configuration resources and how to use those keys to access the configuration key-value pairs.