Encryption is a process that scrambles your files into a string of unreadable code, which is only readable using an encryption key.
Keeping your files in the cloud is simply the smarter thing to do. Luckily most cloud services offer encryption for your files. Encryption is a process that scrambles your files into a string of unreadable code, which is only readable using an encryption key. One flaw is that if you store your files with an untrustworthy operator, the operator can decrypt and access your files.