The next change that the cloud has made is how it delivers private networks over a private utility. Cloud relies on the internet. Even though that is the case, they are not all public services. VPNs are used to move traffic through the internet privately and securely. Many corporations have been using VPNs to move their sensitive data through the internet for many years. People will continue to use VPNs for many years to come.
Salesforce and Workday have been using the cloud to send out their enterprise applications for a while now.
The companies were able to use cloud to send it out safely and securely in only a matter of minutes, thanks to the evolving cloud. WANs and Cloud WANs have been very useful to many organizations, businesses, and people over the decades. WANs will become more advanced, efficient, and more effective over time.