Zero-day prevention. Is there a Windows program that encrypts files on-the-fly, keeping only the currently open file decrypted?

I’m looking for a program for Windows that can securely store my code. The program should be able to encrypt my files on-the-fly, such that only the file I’m currently using is kept decrypted (mainly the current source file(s) I’m working … Continue reading Zero-day prevention. Is there a Windows program that encrypts files on-the-fly, keeping only the currently open file decrypted?