There's a documented process for setting a custom key for api products in Apigee Edge :
Can the same be used to set an 'externally generated key" ?
Use case:
An implementation has an authentication service that provides consumer keys. These consumer keys need to be used and need to be routed through Apigee to the Authentication service.
Solved! Go to Solution.
@Venkataraghavan - you asked:
> Can the same be used to set an 'externally generated key" ?
Yes, absolutely, You can import external keys into Apigee Edge, regardless of how or where they were generated.