Red Hat, Inc.Hereby certifies that

Rohit Kumarhas passed the EX423 exam and has earned the

Directory Services and AuthenticationCertificate of Expertise

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� � �� �� � �� �� � � � � � � � � � � � � � � �� � � �� Date: March 18, 2011Certificate Number: 805009529444660

Copyright (c) 2003 Red Hat, Inc. All rights reserved. Red Hat is a registered trademark of Red Hat, Inc. Verify this certificate number at http://www.redhat.com/training/certification/verify