The registry, NTFS, the security model, and the enterprise tooling behind Microsoft's OS.
How a ProjFS provider projects a backing store into NTFS, enumerates placeholders, supplies data, and survives races, cancellation, and local changes.
How installers use Restart Manager to find file users, coordinate shutdown and restart, and distinguish a reduced reboot rate from guaranteed replacement.
How Windows records NTFS changes by USN, how consumers checkpoint journal identity and position, and why gaps require a full recovery design.
How Windows DPAPI binds encrypted blobs to user or machine context, adds entropy and integrity, and fails when applications misunderstand its boundary.
A deployment guide to Windows LAPS password generation, directory backup, encryption, retrieval rights, rotation, monitoring, and recovery testing.
A bounded explanation of Windows ALPC ports, connection and communication channels, messages, shared views, security context, RPC use, and observability.
A driver-engineering guide to Windows minifilter registration, operations, instances, altitudes, pre/post callbacks, contexts, communication, and testing.
A recovery-first Active Directory secure-channel workflow covering time and DNS, machine passwords, evidence, supported repair, rejoin fallback, and proof.
A layer-by-layer Schannel diagnosis covering role, protocol and cipher overlap, certificate chain and name, private-key access, events, traces, and retest.
A production WEF workflow covering collector-initiated and source-initiated subscriptions, WinRM, event sizing, SDDL, filtering, buffering, and proof.