Is Windows SID registry important?

Within the Windows universe there are countless features and details that, given their magnitude and depth, could in turn make up multiple universes in which to wander, learn and, above all, get lost.

In today’s article we are going to take a break from Windows Security Identifiers, hoping to reveal (or remind) some of the possibilities it offers us. First, a bit of theory.

What is the SID? The SID (Security Identifier), briefly explained, is the equivalent of our National ID Card. That is, Windows generates a unique and unalterable SID for each of its entities. An entity is understood as everything that can be authenticated by the Operating System (users, groups, processes, etc.). Ultimately, thanks to this mechanism, the domain user Paco will forever have his own identifier, as will the group of Domain Administrators.

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