Dear Friends , This is my all time confusion about Built In account of Sql Server Instance. Today i deeply examine about these.. So i would like to share.. When we right click on any instance of SQL Server from configuration manager, we will get below window... Local System : Completely trusted account, like the administrator account. There is nothing on a single box that this account cannot do and it has the right to access the network as the machine (this requires Active Directory and granting the machine account permissions to perform something) Network Service : Limited service account that is meant to run standard least-privileged services. This account is far more limited than Local System (or even Administrator) but still has the right to access the network as the machine Local Service : A limited service account that is very similar to Network Service and meant to run standard least-privileged services. However unlike Network Service it has no ability to ac
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