For a few days in March 2021, millions of Indians suddenly couldn’t access many of the apps and services they relied on for everyday life. Every time they request a one-time passcode (OTP) to authenticate a bank transaction, retrieve a forgotten social media login, or register for a vaccine appointment, they ended up waiting forever for an SMS text that was never on its way.
Why? As it turns out, the one-time passcodes required to run these services were blocked by India’s new blockchain-powered SMS “scrubbing” system designed to cut down on spam texts.
Obviously, this wasn’t the intended result of the anti-spam system. The plan itself had noble intentions, but due to some anticompetitive lawsuits and bunches of bureaucracy, most companies held off on complying with the new telecommunication rules — which ultimately prevented their OTPs from reaching their users. To fix the issue, India’s telecom
Article source: https://www.digitaltrends.com/features/india-anti-spam-blockchain-failure-lessons/
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