Vamsavardhana Reddy Chillakuru, a.k.a., Vamsi is an Advisory Software Engineer working with IBM India Private Limited since 1996 and is part of the IBM worldwide Level 3 support team for Apache Geronimo and IBM Application Server Community Edition. He is proficient in Java and Java EE technologies with more than 10 years experience with Java EE application development. His interests include application security in general and cryptographic security in particular. He has presented sessions on Apache Geronimo at Apache conferences on various topics ranging from security to server administration. He has authored many articles in IBM developerWorks and also co-authored an IBM Redbook on Migration to WebSphere Application Server. Considered as a security expert in the Geronimo community, he is actively involved in adding new security features to Geronimo. He is responsible for adding a Certification Authority portlet to Geronimo Admin Console. Associated with Apache Geronimo project since July 2005, he is a committer on Apache Geronimo and Apache Tuscany projects and a member of the Apache Geronimo PMC. He is involved in the standards development for Service Component Architecture (SCA) and is a member of OASIS (Organization for the Advancement of Structured Information Standards) SCA-Assembly, SCA-Java and SCA-Policy Technical Committees and SCA-J Java EE Subcommittee. He received his B.Stat. (Hons.) and M.Stat. degrees from the Indian Statistical Institute, Kolkata, India in the years 1994 and 1996 respectively.