Am reading about Device ID+ recently and I want to know the difference between existing device id on F5 and new device id+ from Shape.
to compare the two might be worth a devcentral article. However, I will keep it short.
This information can be used for example with brute force attack prevention or web scraping protection.
Device ID+ is from Shape and uses more advanced methods for signal collection. The data is processed by Shape using AI and ML, the Shape API is called during the process of creating the cookie.
This will create a different kind of cookie, a Device ID+ cookie which contains the following values.
This is just really brief technical comparison. Use cases, deployment scenarios - all this is explained in more detail in this two links:
Use cases for Device ID (also called client fingerprinting) are at the bottom of this overview, see Supplemental Information.
Use cases for DID you can find: