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CCI-001618

CCI-001618 Definition

The organization defines the number of generations for which password reuse is prohibited.

Status
Type	CheckType.policy

Master Assessment Datasheet

Implementation Guidance

DoD has defined the number of generations as a minimum of 5.

Validation Procedures

The organization being inspected/assessed is automatically compliant with this CCI because they are covered at the DoD level. DoD has defined the number of generations as a minimum of 5.

Compelling Evidence

Automatically Compliant

Related Controls

The controls below (if any) were marked by NIST as being related to CCI-001618.

Control	Description
IA-5(1)	The information system, for password-based authentication: (a): Enforces minimum password complexity of [organization-defined requirements for case sensitivity, number of characters, mix of upper-case letters, lower-case letters, numbers, and special characters, including minimum requirements for each type]; (b): Enforces at least the following number of changed characters when new passwords are created: [organization-defined number]; (c): Stores and transmits only cryptographically-protected passwords; (d): Enforces password minimum and maximum lifetime restrictions of [organization-defined numbers for lifetime minimum, lifetime maximum]; (e): Prohibits password reuse for [organization-defined number] generations; and (f): Allows the use of a temporary password for system logons with an immediate change to a permanent password.

Control

Description

IA-5(1)

The information system, for password-based authentication:

(a): Enforces minimum password complexity of [organization-defined requirements for case sensitivity, number of characters, mix of upper-case letters, lower-case letters, numbers, and special characters, including minimum requirements for each type];

(b): Enforces at least the following number of changed characters when new passwords are created: [organization-defined number];

(c): Stores and transmits only cryptographically-protected passwords;

(d): Enforces password minimum and maximum lifetime restrictions of [organization-defined numbers for lifetime minimum, lifetime maximum];

(e): Prohibits password reuse for [organization-defined number] generations; and

(f): Allows the use of a temporary password for system logons with an immediate change to a permanent password.