Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Controlling Access Based on User Identity  Access to parts of a site can be restricted Require authentication and authorization of the user  User account information can be kept in several places Plain text files DBM files MySQL database Here, we’ll restrict access to the “admin” section of our site to the librarians