Changes

(''more needed on history, developments, who are the primary sources and more.'')

(''more needed on history, developments, who are the primary sources and more.'')

<br />

<br />

==== Centralized Authenitication and Access Control ====

==== Centralized Authentication and Access Control ====

As computer workgroups evolved to need scalability, so directory services and centralization of authentication mechanisms and access controls.

In the IT world, computer workgroups require that a known user is limited to (and trusted by) only the small few computers used to-date.  This is one of the many scalability problems in IT is being able to add new computers have a set-and-forget approach to storing a users account in a central database, against which devices added to the network can directly trust/authenticate.<br />

The government and business world claim to see problems that parallel the workgroup model. For example it could appear to save a lot of administrative overhead if a hospital could automate any identification and triage stages using biometric identifiers to rapidly authenticate and direct a person using directions sent to their phone.

==== Virtualization ====

==== Virtualization ====

To financially survive regional lockdown policies, many businesses made services accessible over the internet as much as possible.  Examples are phone-apps with Fast food places. Slogans like 'skip the line' or 'order online, pickup in person', or 'curbside delivery' all which use some sort of phone-accessible ordering system.

To financially survive regional lockdown policies, many businesses made services accessible over the internet as much as possible.  Examples are phone-apps with Fast food places. Slogans like 'skip the line' or 'order online, pickup in person', or 'curbside delivery' all which use some sort of phone-accessible ordering system.