(Reuters) — Twitter mentioned on Tuesday e mail addresses and cellphone numbers uploaded by customers to satisfy its safety necessities could have been “inadvertently” used for promoting functions.
The micro-blogging website mentioned the problem was rectified as of September 17, with out disclosing what number of customers have been impacted.
“This was an error and we apologize,” the corporate mentioned in a weblog put up.
Social media firms, together with Twitter and Fb, have confronted warmth from customers and regulators globally on how their platforms deal with consumer knowledge.
Twitter mentioned when advertisers uploaded their advertising and marketing lists, it could have matched folks on the platform to their listing based mostly on the e-mail or cellphone quantity supplied by account holders.
The corporate mentioned the knowledge was not shared with third events, however was made accessible internally to permit customers to obtain focused promoting.