Uniform Code of Military Justice
Article 166. Unauthorized Modification or Destruction of Military Data.
(a) A person subject to this Code is guilty under this Article when the person knowingly and without lawful authority deletes, destroys, corrupts, suppresses, materially alters, encrypts, disables, or renders unavailable military data, a military information system, or an official electronic record.
(b) The offense is aggravated when the conduct materially interferes with military operations, judicial proceedings, personnel administration, security, readiness, or preservation of evidence.
(c) Authorized maintenance, correction, retention management, security response, or technical administration does not constitute an offense when performed within lawful authority.
(d) A person guilty under this Article shall be punished as a court-martial may direct.