32 C.F.R. § 147.13

(a) The concern. Noncompliance with security regulations raises doubt about an individual's trustworthiness, willingness, and ability to safeguard classified information.

(b) Conditions that could raise a security concern and may be disqualifying include. (1) Unauthorized disclosure of classified information;

(2) Violations that are deliberate or multiple or due to negligence.

(c) Conditions that could mitigate security concerns include actions that: (1) Were inadvertent;

(2) Were isolated or infrequent;

(3) Were due to improper or inadequate training;

(4) Demonstrate a positive attitude towards the discharge of security responsibilities.