The invention relates to the field of security control in a standalone mode, in particular to a method and a system for trusted control of an electronic file in the standalone mode. The system comprises an encryption module, a trusted strategy setting module, a face recognition module, a circulation control module and an anomaly warning module. The invention also provides the method for trusted control of the electronic file in the standalone mode. The method comprises a step that a terminal computer carries out security credit granting and trusted control on personnel computers. A trusted security control environment can be established between the terminal computer and other personnel computers, a trusted code is obtained, a user whose face information is matched with a face database can view the electronic file normally; the obtained trusted code is inconsistent or the user whose face information is mismatched with the face database cannot view the electronic file normally; through adoption of the circulation trusted control strategy, the management of the electronic file is facilitated while the circulation of the electronic file in the untrusted control environment is avoided.