Morrison & Foerster LLP
Video file encryption and decryption method, device, and mobile terminal
This discloses a video file encryption and decryption method, device, and mobile terminal. The encryption method can include: obtaining a to-be-encrypted video file and an encryption key, encrypting the video file using the encryption key to obtain an encrypted video file, obtaining scanned non-hidden partitions of a mobile terminal and an extended memory of the mobile terminal for storing user data, determining a partition storing the to-be-encrypted video file among the non-hidden partitions, and moving the encrypted video file to a folder in the partition storing the to-be-encrypted video file. The decryption method can include: obtaining a to-be-decrypted video file and a decryption key, decrypting the to-be-decrypted video file using the decryption key to obtain a decrypted video file, and determining a pre-encryption storage location of the to-be-decrypted video file and moving the decrypted video file to the pre-encryption storage location of the to-be-decrypted video file.
Tencent Technology (Shenzhen) Company Limited
H H H Y G H H G Y G H H H H
H04W H04W H04L Y10S G06F H04L H04N G06F Y10S G06F H04W H04W H04L H04L
additional inventional inventional additional additional additional inventional inventional additional inventional inventional inventional inventional inventional
Xiao Sheng Jian Ming
Zheng Chen