Stephen Dominguez is the worldwide AIX and Linux on Power Security Lead for IBM Systems Lab Services. He has worked for IBM for over 21 years. He has been delivering AIX Security consulting services for 11 years. During that time, he has provided AIX and Linux Security consulting services to hundreds of customers in the United States and other parts of the world. During his first 10 years in IBM, he worked in UNIX Product Test in different test areas, including serving as the Test Lead for WebSM, HMC, and AIX Security. He is a Java certified programmer. To learn more about Stephen’s work, you can visit his security blog at www.securitysteve.net.