Overview#

A search filter provides a mechanism for defining the criteria for defining matching entries in an Search Request.

Ten Different LDAP Filter Choices#

There are ten different types of LDAP Filter Choices filters defined in LDAP.

See LDAP Filter Choices for more information about LDAP search filters and a mechanism for representing them as strings.

A search filter provides a mechanism for defining the criteria for defining matching entries in an LDAP search operation.

LDAP filters Syntax and Choices#

The LDAP filters Syntax and Choices

LDAP filters are defined in the following RFCs#

There are several LDAP filters are defined in the following RFCs

Retrieving All Attributes#

Retrieving All Attributes can be tricky especially if you do not know the names of all the attributes on an entry.

LDAP Query Examples#

LDAP Search Filters Using with non-standard Characters#

We see a lot of questions on LDAP Search Filters Using with non-standard Characters.

More Information#

There might be more information for this subject on one of the following: