All files in the $ORACLE_HOME/bin must be owned by the Oracle software account to prevent a system-wide compromise in the event the Oracle account is compromised. In Windows, this account must be part of the Administrators group. Level 1, Scorable NOTE: Change 'ORACLE_HOME' to the directory where your Oracle installation is located. ref: https://benchmarks.cisecurity.org/tools2/oracle/CIS_Oracle_11g_Benchmark_v1.0.1.pdf, pg 6.