SEOUL, Dec. 18 (Yonhap) -- Presidential Security Services (PSS) has blocked a joint investigation team's attempt to raid a computer server related to President Yoon Suk Yeol's martial law ...

Parity computations are used in RAID drive arrays for fault tolerance by calculating the data in two drives and storing the results on a third. The parity is computed by XOR'ing a bit from drive 1 ...