X.500 Directory Service (X500)

This address type is based on CCITT Recommendations X.500 and the associated APIA - X/OPEN API specifications and the proposed annex to F.401, Annex F. The custom recipient address is in the following format:

[X500:/C=CountryCode/O=Organization/OU=OrganizationUnit/CN=CommonName]

The following field length limits apply:

Field

Length limit

CountryCode

2 characters

Organization

Up to 64 characters

OrganizationUnit

Up to 32 characters

CommonName

 

 

The following guidelines apply:

    Labels can be uppercase or lowercase.

    Delimiters are slash marks (/) and must be specified before the first value as well as between values.

    Delimiters can be followed by a space.

 

An example of this address is:

[X500:/ c=US/ o=Microsoft/ ou=WGA/ cn=TedSt]