45. (1) A video or other audio-visual recording maybe made and kept in respect of any person, conveyance or property detained under any provision of this Act as may be required by the Agency.
(2) Records in respect of any person, conveyance or property detained under any provision of this Act shall be kept in the custody of the Agency.
(3) Subject to the provisions of the Evidence Act, a video recording and other forms of
electronic evidence shall be admissible in evidence before any Court of competent jurisdiction in Nigeria for offences under this Act.
(4) In a trial for any offence under this Act, the Court may receive testimony by video-link or such electronic medium, provided the witness testifying by such means may be crossexamined.
...
47. (1) The Court may, on a motion by or on behalf of the Minister, Agency or a law
enforcement agency, protect a witness or other persons in any proceeding before it.
(2) Where the Court is satisfied that the life of the witness or any other person is in danger, the Court may on its own, take such measures as it deems necessary and expedient to keep the identity and address of the witness secret.
(3) The measures which the Court may take under subsection (1) of this section may include the -
(a) holding of the proceeding at a place to be decided by the Court;
(b) avoidance of the mention of the real name and address of the witness in its orders,
judgments or records of the case, which are accessible to the public; or
(c) issuing of a direction for ensuring that the identity and address of the witness are
not disclosed.
(4) The Court may also decide, in the public interest, that all or any of the proceedings pending before the Court shall not be published in any manner.
(5) The Court may in the interest of public safety or order, exclude from proceedings for any offence under this Act, any person other than the parties and their legal representatives.
(6) A person who contravenes an Order or direction made under this section commits an
offence and shall be liable on conviction to imprisonment for a term of not less than 5 years.
Please refer to the attachment above for the full original English text of Nigeria's Trafficking in Persons (Prohibition), Enforcement and Administration Act.