An anti-forensic is the technology which it collects witness data which are disadvantageous for a self among data stored in the computer or the mobile equipment or doesnpsilat analyze and obstructs a forensic. The data enciphering which it is one among the anti-forensic technique codes when storing data in a disc. It is the decoded when reading data technique. The various programs of Microsoft Office, Adobe PDF, WinRar, AlZip, and etc. provide the encryption of data. In these environments, the knowledge of over certain level about the digital device like a computer and ability of technique are needed in order to collect evidences. Particularly, it inquires into the technique of reaction which confronts with data hiding and modulation, evidence deletion, data enciphering, BitLocker drive encryption and can find out the evidence of the digital forensic.