I will be speaking at a WICCA online event next week!

It's been a while, but I will be speaking at a WICCA online event next week. WICCA stands for "Women In Cybersecurity Community Association". Their goal is "to bring infosec ladies and female security enthusiasts together to learn about exploits, hacking, incident response, forensics, the low-level stuff and make bad crypto jokes!" At their June … Continue reading "I will be speaking at a WICCA online event next week!"

HOWTO: Hunt for abuse of Azure AD Connect’s AD Connector account

Azure AD Connect Sync’s uses three separate accounts. Its AD Connector account is an account that has several permissions that warrant a closer look at how the account can be abused. Of course, we’ll need command lines to hunt for any misuse. About the AD Connector account Since Azure AD Connect version 1.4.18.0, the use … Continue reading "HOWTO: Hunt for abuse of Azure AD Connect’s AD Connector account"

How to solve Azure AD Connect synchronization errors for objects with adminCount attributes set to 1

Roughly a year ago, I shared how to properly delegate Directory permissions to Azure AD Connect service accounts. One of the issues you might encounter with those steps is that you privileged accounts and previously-privileged accounts might present permission-issue errors in Azure AD Connect’s Synchronization Service Manager: Initially, I didn’t include these accounts into the … Continue reading "How to solve Azure AD Connect synchronization errors for objects with adminCount attributes set to 1"

HOWTO: Check your LAPS Implementation for Proper Security

Recently, several projects, including Akijo’s and n00py’s work, have emerged that exploit misconfigurations of Microsoft’s Local Administrator Password Solution (LAPS) in Active Directory environments. This begs the question: how to make sure their LAPS implementation is secure? It’s a solution to manage passwords for privileged accounts. If this breaks, like cpassword values in Group Policy … Continue reading "HOWTO: Check your LAPS Implementation for Proper Security"

TODO: Stream additional logs from Azure AD for optimal visibility

Over the past six months, I’ve shown you ways to get to know the devices that people in your organization use App Passwords on, set an alert to notify when an additional person is assigned the Azure AD Global Administrator role and set an alert to notify when an Azure AD emergency access account is … Continue reading "TODO: Stream additional logs from Azure AD for optimal visibility"

Experiences with Zero Trust

Recently, people responsible for identity, security and governance have embraced the vision of Zero Trust. It is the logical evolution of our thinking towards an actionable, more thorough and holistic approach to access, based on the mantra ‘trust no-one, verify everything’. Today, I'm sharing my early experiences in this field.   The idea of Zero … Continue reading "Experiences with Zero Trust"

TODO: Require MFA from four more Azure AD Roles through your Conditional Access Policies

As part of MC224734, Microsoft has communicated publicly that they are requiring multi-factor authentication (MFA) from four more Azure AD privileged roles through the Security Defaults functionality. Organizations leveraging Conditional Access to require MFA from privileged accounts should take note.   About Security Defaults Security Defaults is an Identity security feature. When enabled, it requires … Continue reading "TODO: Require MFA from four more Azure AD Roles through your Conditional Access Policies"

Easily list mail DNS records via this PowerShell script

I get to investigate quite some mail environments in my work as a consultant. At a certain point you see some patterns emerging. One of those patterns is the correct configuration of mail related DNS records. It's one of the first things I check when I must check an unfamiliar environment. I have talked about … Continue reading "Easily list mail DNS records via this PowerShell script"

Five things to know about the Office 365 app in Azure AD Conditional Access

After being in Public Preview since February 2020, Microsoft made the Office 365 app in Azure AD Conditional Access Generally Available. The below image sums up what is in the Office 365 app: The Office 365 app helps with common challenges Microsoft 365 admins have: All the individual services in the Office 365 Suite are … Continue reading "Five things to know about the Office 365 app in Azure AD Conditional Access"

Mainstream support for Microsoft Advanced Threat Analytics (ATA) ends in three months

We’ve helped organizations embrace Microsoft’s Advanced Threat Analytics (ATA) solution to protect their Active Directory environments from attacks. On January 12th, 2021, mainstream support for this product ends. ATA version 1.9.3, released on September 14th, 2020 is the final update as part of mainstream support. It’s time to move on to Microsoft Defender for Identity. … Continue reading "Mainstream support for Microsoft Advanced Threat Analytics (ATA) ends in three months"