Herff Jones data breach leaves students’ bank information compromised - The Cougar. A data breach at UH graduation cap and gown vendor, Herff Jones, has students’ bank information compromised. Herff Jones, a graduation cap and gown vendor for UH, experienced a data breach that has compromised students’ banking information | File Photo. A data breach at UH graduation cap and gown vendor, Herff Jones, has some students’ bank information compromised. Third-party company: Herff Jones.