Access Control System prototyping: RBAC, multi-factor authentication, PKI, NIST/FISMA standards, Entrust Truepass, cyber security.
Tomcat and Java WebStart.
Java, JEE framework, PL/SQL, HTML, JQuery, CSS, XSL, XML, JDBC, Hibernate, Spring, Linux, /er, Oracle database, REST services and related libraries, JSON, Adobe Acrobat