Nixon Wampamba, Moly McMillan, Geoff Ibbett and Sebastian Milczanowksi have each made an outstanding lifetime contribution to the community of communications risk professionals.
International fraud expert Colin Yates has also agreed to provide an independent check of the quality of the wangiri fraud intelligence shared via the blockchain.
One of the people arrested blamed engineers at MTN headquarters for taking advantage of weak IT security.
The fine for failing to disconnect unregistered SIMs is a third of that originally threatened by the Nigerian government.
African CSPs need to learn how to speak and cooperate with each other, if they want to avoid being bullied by regulators and governments.