Have friends with many excuses to not get fit? Tag them using #NoExcuses with their cities & mobile no & I may call to give them a pep talk! pic.twitter.com/6iZMxuYowt — sachin tendulkar (@sachin_rt) July 10, 2017

Would it be too meta if I scraped these numbers off #NoExcuses then paid an Indian call centre to phone and ask for the tweet to be deleted? https://t.co/t2k3fDS8sO — Troy Hunt (@troyhunt) July 10, 2017

Would it be too meta if I scraped these numbers off #NoExcuses then paid an Indian call centre to phone and ask for the tweet to be deleted? https://t.co/t2k3fDS8sO — Troy Hunt (@troyhunt) July 10, 2017

This is a privacy disaster. Sharing personal info here (esp mobile numbers) can get you banned. You might land in jail too. — Kartik Dayanand (@KartikDayanand) July 10, 2017

The Jio database would come in handy to verify the information. 😜 — Mayank Kumar (@mayankdotnet) July 10, 2017

Cricketer Sachin Tendulkar , in collaboration with IDBI Federal Life Insurance - the promoters of the Kochi, Mumbai, Kolkata and New Delhi marathon, on Monday tweeted asking people to share their numbers if they want to receive a call from him.The promotion has Tendulkar telling his fans that he will call them to give a pep talk on fitness."Have friends with many excuses to not get fit? Tag them using #NoExcuses with their cities & mobile no & I may call to give them a pep talk!"While this may seem harmless at first sight, Australian web security expert, Troy Hunt was quick to point out otherwise.Known for creating the data breach search service Have I Been Pwned?, as well as for authoring several popular security-related courses, Hunt tweeted, "How do you mine troves of phone numbers from Indians? Get a famous cricketer to politely ask people to dox their friends! #NoExcuses"He went on to add, "Would it be too meta if I scraped these numbers off #NoExcuses then paid an Indian call centre to phone and ask for the tweet to be deleted?"Some Indian users also shared their concerns: