Important news: RBI issues warning about mobile numbers resembling banks' toll free number To avoid this kind of mishaps, the customers are advised to confirm the toll-free number of the company. Share Updated: Jan 8, 2021, 04:40 PM IST The Reserve Bank of India (RBI) has issued a warning regarding a fraudulent method of obtaining sensitive information using phone numbers. The notice stated that a fraud is being committed using mobile numbers similar to banks’ toll free number. Mobile numbers resembling a Supervised Entity’s (SE) Toll Free number are registering mobile numbers in the name of that SE on caller identification mobile apps such as TrueCaller. The State Bank of India (SBI) has uploaded the notice issued by RBI’s Department of Supervision, Central Office Cyber Security & IT Risk Group (CSITE) on its website for its customers.