Blockchain technology has been garnering a lot of attention these days, after years of staying in the shadow of the actual cryptocurrency bitcoin. Blockchain is the public ledger of bitcoin transactions, which are stored and verified by a network of computers solving complex algorithms, and is seen as a potentially disruptive technology in various sectors.
While the applications of blockchain in finance and banking have been popping up, Microsoft has ventured to explore how it can be used for social good. These were discussed at an event hosted by Microsoft’s Civic Innovation team in New York this week.
Blockchain Technology and Social Good
One of the speakers in the event was Chelsea Barabas, senior advisor for social impact at the MIT Media Lab. According to her, one possible use for blockchain technology is as a “canonical media notary”. Those who have photos or videos of crimes could upload their evidence to a decentralised ledger. This evidence could not be tampered with after being uploaded and would help in the face of conflicting eyewitness statements.
Another example Barabas shared is the use of blockchain technology in distributing welfare payments. In doing so, the US government could be able to reduce the time and