16 (2) Prior to assuming duty, authorized officials of the Agency shall take an oath before the competent Court of First Instance as follows : "I swear to perform my duties loyally and to always abide by the responsibilities bestowed on me, to keep secret information I am aware of on the occasion of or in the discharge of my duties". (3) Criminal Investigation Officers and authorized officials of the Agency, may in the course of investigations, have access to means of transport, any professional premises, with the exception of private residences, with a view to seeking and recording offences, requesting the production of all professional documents and taking copies thereof and gathering any information and evidence, upon a summons or in situ. Section 53. (1) Cybercriminal-related searches may concern data. Such data may be physical material or copies made in the presence of persons taking part in the search. (2) When a copy of seized data is made, it may, for security reasons be destroyed on the instruction of the State Counsel. (3) On the approval of State Counsel, only objects, documents and data used as evidence may be kept under seal. (4) Persons present during searches may be requested to provide information on any seized objects, document and data. Section 54. Searches and seizures shall be carried out in accordance with the provisions of the Criminal Procedure Code, taking into account the loss of validity of evidence. Section 55. (1) When it appears that data seized or obtained in the course of an investigation or inquiry has been the subject of transformation, thus hindering clear access or is likely to impair the information it contains, the State Counsel, the Examining Judge or the Court may request any qualified natural person or corporate body to perform technical operations to obtain the clear version of the said data. (2) When a cryptographic means has been employed, judicial authorities may request the secret conversion of the encrypted text. Section 56. The request provided for in Section 50 above may be made to any expert. In such case, it shall conform with the provisions of the Criminal Procedure Code relating to the commissioning of an expert. Section 57. (1) Cameroonian judicial authorities may set up a rogatory commission at, both the national and international level, any corporate body or natural person to search the elements of cybercrime offences of which at least one of the elements was committed on Cameroonian territory or which one of the offenders or accomplices resides on the said territory. (2 ) Subject to rules of reciprocity between Cameroon and foreign countries with which it has concluded a judicial cooperation agreement, rogatory commissions shall be executed in accordance with the provisions of the Criminal Procedure Code. Section 58. (1) Natural persons or corporate bodies that provide cryptographic services aimed