LDAP is the abbreviated form of Lightweight Directory access protocol. It helps in building the client-server architecture. Basically, LDAP is an application protocol that helps in accessing distributed directory over an IP network. It offers a directory service with a systematic set of records stored in a hierarchical manner. Basically, the primary information LDAP stores include users, their attributes and group membership privileges, and other key information that helps to enable authentication to an application or server. Clients have to set credentials to access the LDAP server . The LDAP database allows access to users only if his or her credentials match with the information present in the database. With LDAP modern organizations can shift all their identity management infrastructure to the cloud rather than keeping it premises affair (as was done earlier) LDAP has all the features to offer on cloud authentication as it functions as a cloud-based directory that also secure