Chris Pritchard is a professional penetration tester who test the existing security controls of a company. The goal is to gain unauthorized physical access to sensitive areas that could lead to data breaches or worse. The little-known world of physical pen testing was thrust into the spotlight on Sept. 11 when two men were arrested and jailed for breaking into Iowa courthouse during a pen testing exercise. The two were given permission to follow employees into the courthouse, pick locks and pick locks to attempt a security breach, according to reports.
Source: https://threatpost.com/these-hacks-require-literally-sneaking-in-the-backdoor/148484/