Blockchain to Prevent Spam Calls
To find out any announced or deployed examples of using blockchain to prevent spam phone calls or robo calling for the purpose of market research.
In 2018, 26.3 billion robo calls were made in the US, a 46% increase compared to 2017. While there are several apps, tips, and tricks to prevent spam/robo calls, we weren't able to find any example of the use of blockchain for this purpose in the US. However, significant measures are being taken in India to prevent robo calls.
JIO, AIRTEL, AND VODAFONE
In addition to this public search, we scanned our proprietary research database of over 1 million sources and were unable to find any specific research reports that address your goals.
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