Mobile operators Vodacom and MTN are testing blockchain technology to see how it can be used to improve processes such as number-porting and inter-carrier settlements. Blockchain, the shared-records system based on distributed ledger technology, is best known for its role as the backbone of cryptocurrencies such as bitcoin. Interest is quickly growing, although different industries are still coming to terms with the best-use cases. Both Vodacom and MTN, SA’s largest mobile operators, told Business Day they were investigating a number of potential use cases for the blockchain technology. An MTN spokesperson, who asked not to be named, said the mobile operator was seeing how it could use the technology to automate roaming transactions using smart contracts to make number-porting faster and more efficient, and for automated inter-carrier settlements. Advisory firm Delta Partners said in a report shared with Business Day that blockchain technology could replace "the expensive mediation ...

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