DTASI-PS provides consulting, development, integration and implementation services. Our experienced professional services team combine business and technical knowledge of application servers, messaging, network management, Active Directory, PKI, S/MIME, LDAP, XML, Java technologies, and software development to plan, design, build, test, integrate, and deploy applications and services within organizations.

DTASI can also help you with your migration from NT Domain Directory to Active Directory. We can help plan, design and rollout your new Active Directory infrastructure to replace your existing NT 4 Domain Controllers. Please see our white paper that describes our perspectives on the Active Directory migration.

DTASI also has significant experience with technical training on LDAP and application design assistance for developers. A sample of our LDAP technical overview is available here. This type of seminar can be customized for your organization and runs from one to two days. If you are interested in technology consulting assistance, please fill out our information request form.

Training
:: Basic LDAP Technical Overview (2 days)
:: Active Directory (presentation)
:: Novell eDirectory or NDS
:: iPlanet Directory Server

Deployment of LDAP Servers and Upgrading NT Domains to Active Directory(Active Directory, NDS): assist with network infrastructure setup (average 3-4 weeks for assessment, actual deployment takes longer)
:: Design appropriate Directory Information Tree (DIT) structure to meet customer requirements
:: Design Pilot roll out to test roll out plans, and discover dependent application problems
:: If you just want another set of eyes to review your existing plans, we can do that too, and provide recommendations on those plans

Application Design - make use of LDAP functionality in applications
:: Design LDAP schema for information storage structures
:: Use proven DTASI methodology for “Normalizing LDAP Schemas”
:: What application information should be stored in LDAP?

Application Integration: Implement LDAP infrastructure and APIs
:: Mozilla LDAP SDK
:: Java Naming and Directory Interface (JNDI) in J2EE
:: ADSI
:: NDS API

Assessment and Evaluation
:: Review Infrastructure
:: Architecture
:: Design
:: Functional Specifications and Reports

Development: new application and porting
:: Database
:: Storage management
:: Network management
:: Messaging

Security: Application and Infrastructure
:: Make Use of PKI to enable end to end security
:: Use of access control list (ACL) to control who can gain access to the application
:: Use of encryption and digital signature technology to secure information
:: Firewall integration with LDAP

Application Server Integration
:: IBM Websphere
:: Others…

Application Component Development using Java Beans

Technical Expertise/Specialties
:: LDAP
:: Java technologies: Applets, Servlets, Beans, JSP, EJB
:: SNMP based network management
:: TLS/SSL, PKI and S/MIME security
:: XML