Si vous utilisez les fonctionnalités de sécurité d’Oracle 11g, vous verrez plusieurs changement et notamment celui-ci :

sqlplus / as sysdba
SQL*Plus: Release 11.1.0.5.0 - Beta on Sat Jun 30 14:17:07 2007
Copyright (c) 1982, 2007, Oracle.  All rights reserved.

Connected to:
Oracle Database 11g Enterprise Edition Release 11.1.0.5.0 - Beta
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> connect arkzoyd/ARKZOYD
ERROR:
ORA-01017: invalid username/password; logon denied

Warning: You are no longer connected to ORACLE.
SQL> connect arkzoyd/arkzoyd
Connected.


-GarK!