…associated with transactions (e.g., checks and deposit slips) shall be: 1. Produced in individual graphic data files with any associated endorsements; and 2. Linked to corresponding text data by a unique identifier. IV. Encryption/Authentication A. ESI may be transmitted in an encrypted container. Decryption keys and/or passwords shall be produced separately at the time the data arc produced. B. Authentication, such as hash coding, may be set by agreement. C. Affidavits or certificates of authenticity may be…