In particular, ENC files are generally encoded in Uncoded format, although they can use almost any type of standard encoding or specifically for security purposes. Encrypted files containing protected data are usually intended only for official viewing. How to open ENC files on AndroidĮnc file is an encrypted enc file. enc format, the file you got from whatsapp submission and the file can't be opened. Enc format is a file security where the file will have a password with enc format.