S3 object versioning and MFA Delete

- [Instructor] If you're using cloud storage…within your company chances are several people…have access to it.…In order to prevent accidental deletion of files…or overwrites AWS provides additional layers of security.…Let's look at versioning right now.…When versioning is enabled in your S3 bucket,…S3 will keep track of changes that occur to your files…including deletes.…Each time the same file is uploaded,…S3 saves the old one and assigns a new tracking ID…to the latest version.…

This is all transparent to you, the user.…Typically you'll interact…with the latest version of your file.…But, when things go wrong, say an accidental overwrite,…you can always go to the S3 console…and choose to retrieve the previous version of your file.…Let's go to our console now.…Here we are in the AWS console and we have our bucket open.…We'll click on Properties and select Versioning,…and click enable.…

Keep in mind that when enabling versioning…it cannot be disabled.…You can suspend it but you cannot disable it.…You might be thinking, if I update my files very frequently…