washington u.s. senator elizabeth warren criticize equifax inc efx.n wednesday say fail protect customers adequately massive data breach stand gain financially hack expose information 140 million people breach system actually create business opportunities warren democrat know consumer advocacy tell former equifax chief executive officer richard smith second congressional grill week addition provide consumer credit report equifax offer products protect people data misuse warren say business mix create conflict interest make equifax responsible protect consumer data allow profit consumers attempt mitigate breach equifax make money millions dollars screw-up meanwhile potential cost equifax shockingly low warren tell smith 57 u.s. senate bank committee hear smith retire credit report company last week lead time breach disclose last month smith concede hack create opportunity fraud company could profit consumers seek protect data defend equifax social utility company gather data consumers sell bank allow good assess borrower creditworthiness company around 118 years 118 years do good things smith say follow hear warren tell reporters equifax new product allow individuals lock unlock credit report provide sufficient protection change law fully shield people information apply equifax consumers vulnerable loss data thief go one credit report agencies need change law need make place forever make sure consumers control data say wednesday hear second four hear smith week lawmakers scrutinize breach several lawmakers wednesday also question equifax grant contract internal revenue service help verify taxpayer data speak congress tuesday smith repeatedly apologize breach say take weeks credit bureau understand extent intrusion senator warren criticize equifax potential profit breach