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June 30, 2024 DFIR

DFIR Series: Windows Defender Tamper Protection

Windows Defender Tamper Protection is a security feature designed to prevent malicious actors or unauthorized programs from modifying or disabling key security settings in Windows Defender Antivirus. Understanding this feature is crucial for DFIR professionals...

#dfir #windows-defender #tamper-protection #secops
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January 19, 2024 Winternals

Winternals Series – Virtual Memory

Virtual Memory is a fundamental concept in modern operating systems that provides each process with an isolated, contiguous address space abstracted from physical memory. Understanding how Windows manages virtual memory is essential for security researchers,...

#windows-internals #memory-management #virtual-memory #paging
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June 29, 2023 OffSec

OffSec Series – AS-REP Roasting

AS-REP Roasting is a technique used to target weak user account settings in Active Directory, particularly those with the “Do not require Kerberos preauthentication” setting enabled. Attackers abuse the lack of Kerberos pre-authentication to retrieve...

#active-directory #kerberos #offsec #windows
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