NS EN 12251 : 1ED 2004

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
  4.1 Unique identification and authentication
  4.2 Identification and authentication prior to all
       other interactions
  4.3 Associating unique identity with users
  4.4 Maintaining the identity of active users
  4.5 Log-on message
  4.6 Number of log-on trials
  4.7 Incorrectly performed log-on procedure
  4.8 Display of log-on statistics
  4.9 Password sharing
  4.10 Password storage
  4.11 Logging of passwords
  4.12 Password display suppression
  4.13 User-changeability of passwords
  4.14 Default passwords
  4.15 Initialised passwords
  4.16 Temporary passwords
  4.17 Password expiration
  4.18 Password expiration notification
  4.19 Password reuse
  4.20 Password complexity
Annex A (informative) Potential password complexity
                      requirements
Annex B (informative) User responsibilities
Annex C (informative) Password communication
Bibliography

Designed to improve the authentication of individual users of health care IT system, by strengthening the automatic software procedures associated with the management of user identifiers and passwords, without resorting to additional hardware facilities.