Maryland Code, Health-General § 5-601.1

(1) Uses an algorithm approved by the National Institute of Standards and Technology;

(2) Is unique to the individual using it;

(3) Is capable of verification;

(4) Is under the sole control of the individual using it;

(5) Is linked to data in such a manner that if the data are changed, the electronic signature is invalidated;

(6) Persists with the document and not by association in separate files; and

(7) Is bound to a digital certificate.