Data: Shadow vs Mirroring vs Data Backups

Shadow files are an exact live copy of the original active database, allowing you to maintain live duplicates of your production database, which can be brought into production in the event of a hardware failure. Data mirroring In data storage, disk mirroring is the...

Security kernel vs reference monitor

A security kernel is defined as the hardware, firmware, and software elements of a trusted computing base that implement the reference monitor concept A reference monitor is a system component that enforces access controls on an object