(September 13, 2017, 2:31 PM EDT) -- ATLANTA — Following credit monitoring and reporting firm Equifax Inc.’s Sept. 7 announcement of a massive data breach involving 143 million consumers and numerous consumer class action filings, a securities class action complaint was filed on Sept. 8 in Georgia federal court (Hampden Kuhns v. Equifax Inc., et al., N.D. Ga.)....