JSSESocketFactory fact = null; private LDAPConnection conn = null; String keystore = "C:\\j2sdk1.4.2_15\\jre\\lib\\security cacerts"; System.setProperty("javax.net.ssl.trustStore",keystore); fact = new JSSESocketFactory(null); conn = new LDAPConnection(fact); int ldapVersion = 3;//LDAPConnection.LDAP_V3; //defualt values of LDAP settings private int ldapPort = 636; LDAPAttributeSet ldapAtrbSet; String ldapHost; String loginDN; String loginDN_Password; ............................................ And it is gicving me error : Error: netscape.ldap.LDAPException: SSL connection to 192.168.10.8:636, sun.security.validator.ValidatorException: No ...