In this video, you will see no one can start your pc without your permission.
Guys, now you can secure your data with the long bit encryption. In the Linux environment, anybody knows about how to crack the root password but if you encrypted your data so no one access your personal data.
System's file encrypted and can only be decrypted using a pen drive while system booting and you don't need to remember the password for decrypt your data. This method will work on all Linux distribution.
#File_System_Encryption
#secure_your_data_with_encryption.