Maryland Statutes
Subtitle 1 - General Provisions; Short Title and Definitions; General Scope and Terms
Section 22-108 - Proof and Effect of Authentication

(a)    Authentication may be proven in any manner, including a showing that a party made use of information or access that could have been available only if it engaged in conduct or operations that authenticated the record or term.
    (b)    Compliance with a commercially reasonable attribution procedure agreed to or adopted by the parties or established by law for authenticating a record authenticates the record as a matter of law.