A method and system. It is ascertained that a database stores the company profile record including the target attribute and a validity attribute associated with the target attribute. The validity attribute has a VALID or INVALID value respectively indicating that the target attribute in the company profile record has a valid or invalid value within the database. It is insured that the database stores a first and second user profile record, that a first user of a requisition transaction corresponds to the first user profile record, that the first user profile record includes the target attribute having a value identical to a value of the target attribute of a first company profile record associated with a first company represented by the first user, and that the validity attribute of the first company profile record has the VALID value. A requisition object record corresponding to the requisition transaction is verified.