CodePudding user response:
1 read the file (file system interface has nothing to do with the partition type)2 encryption get ciphertext
3 writing cipher text in a new file
Delete old file
4
5 new file instead of the old file name
The choice of encryption is very much, the Internet search,
CodePudding user response:
EFS encryption, you can use the POWERSHELL, this should be example, pure API implementation difficult, the other can be achieved through the method of simulation, click a file or folder, and then check the EFS encryption and so on