Encryption And Decryption Of Files(part 2)

HOW TO ENCRYPT AND DECRYPT A FILE HELLO,FRIENDS. I AM OLATUNJI DAPO RAPHAEL.I AM A CYBERSECURITY FELLOW AT 3MTT NIGERIA,I AM A TEACHER AND I AM ALSO A FULL STACK ENGINEER.I WANT TO SHOW YOU HOW TO MAKE AN APP THAT CAN ENCRYPT AND DECRYPT ANY FILE-WHE...