Michael Grafnetter
Principal Security Researcher at Specterops
Based in Prague, Czech Republic
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Seniority
Director
Department
Information Technology
Location
Prague
Industry
Computer and Network Security
Company size
274
Contact information
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m•••••••@specterops.io
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Background
About Michael Grafnetter
Microsoft Entra ID and Active Directory security and PowerShell expert. Inventor of the Shadow Credentials attack against Active Directory. Speaker at conferences, including Black Hat Europe, BSides Lisbon, SecTor Toronto, HipConf New York, TROOPERS, or Hack Summit Warsaw. Author of the open-source Directory Services Internals (DSInternals) PowerShell module and Thycotic Weak Password Finder, tools used by security auditors and penetration testers worldwide.
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