Smith and Company, a CPA firm, notified clients that their Electronic Filing ID with the IRS was compromised via their third-party software provider, Intuit, on March 23, 2021. The incident potentially exposed client tax data including names, addresses, dates of birth, SSNs, and bank account numbers. Smith and Company ceased transmissions, obtained a new EFIN, and engaged cybersecurity experts. No specific count of affected individuals was disclosed in the notice.