In accounting and legal contexts, to 'attest' means to bear witness to an act or event, confirming its authenticity and validity. This act often involves a third-party certification, ensuring that particular documents and signatures are legitimate.
Identification of a bond certificate as having been issued under a specific indenture, thus validating the bond. Also, legal verification of the genuineness of a document, as by the certification and seal of an authorized public official.
