Open source C++ implementation of KDC

[Luke Howard]

>1. What are the pro's and con's of designing & developing our own KDC
>against using Kerberos KDC. 

It's a lot of work; witness the fact that to my knowledge every
commercial vendor except for Microsoft has based their KDC on the
MIT code.

On the other hand, it is certainly a good thing to have multiple
interoperable implementations that aren't "genetically" related.

>2. Is there any open source C++ implementation of KDC available

Not that I am aware of.

-- Luke