There is growing interest in a standard way of providing access to personal information (e.g. white pages data) and reducing the number of logon id's a user is required to remember or administer. The LDAP (Lightweight Directory Access Protocol) protocol is poised to be the solution to these problems. Since the IETF recently approved the version 3 of the LDAP protocol it is now really gaining steam as companies such as Sun, Novell and Microsoft are making their proprietary networks available as LDAP servers. Netscape has gone as far as to make LDAP (in the form of their Directory server) the linchpin of their overall enterprise strategy. Since the first release of Netscape Communicator and the version 3 of its servers, Netscape has provided the ability to access a LDAP server. Netscape's LDAP API's is derived from the original University of Michigan API and they have made the source public on their mozilla.org site. This means that their API can be used not only with Directory server, but any LDAP server. This book is intended for programmers and system administrators who need to build LDAP clients and install LDAP servers. It likely will also appeal to that group of experienced W