Pci Dss Glossary, Abbreviations, and Acronyms
Timothy M. Virtue · 2012
Access Control: Mechanisms that limit availability of information or information processing resources only to authorized persons or applications Account Harvesting: Process of identifying existing user accounts based on trial and error.[Note: Providing excessive information in error messages can disclose enough to make it easier for an attacker to penetrate and " harvest " or compromise the system.]