(1) Whosoever systematically exerts in uence on members of the Armed Forces or of a public security force in order to undermine their readiness to protect the security of the Federal Republic of Germany or the constitutional order and thereby intentionally supports efforts against the continued existence or security of the Federal Republic of Germany or against its constitutional principles, shall be liable to imprisonment not exceeding five years or a fine.

(2) The attempt shall be punishable.

(3) Section 86(4) shall apply mutatis mutandis.