Contents

Introduction

Maximum Character Length of User Name and Passphrase

Appliance Access - User Name

Appliance Access - Passphrase

Spam Quarantine Access - User Name

Spam Quarantine Access - Passphrase

Related Information

Introduction

This document describes the maximum length of characters the Cisco Email Security Appliance (ESA) supports for the user name and passphrase for appliance access and Spam Quarantine access.

Maximum Character Length of User Name and Passphrase

Appliance Access - User Name

AsyncOS version 11.0 or newer:

- User name limit (Local and LDAP): No limit

For AsyncOS version 10.0.1 or older:

- User name limit (Local and LDAP): 16 characters

Appliance Access - Passphrase

By default, the passphrase requirements are:

A passphrase must contain the following:

at least 8 characters.

at least one upper (A-Z) and lower (a-z) case letter.

at least one number (0-9).

at least one special character.

The following characters are allowed: ~ ? ! @ # $ % ^ & * - _ + = \ | / [ ] ( ) < > { } ` ' " ; : , .

not be a username or one of its variations.

not any of 3 recent passphrase.

Note: Passphrase requirements can be changed. Navigate to System Administration > Users in the Local User Account & Passphrase Settings section. Refer the User Guide for further details.

- Local login passphrase: No limit

- LDAP password: 128 characters (Microsoft default limit)

Spam Quarantine Access - User Name

- Local user name limit: 16 characters

- LDAP user name limit: 33 characters

Spam Quarantine Access - Passphrase

- Local login passphrase: 129 characters

- LDAP passphrase: 128 characters (Microsoft default limit)

Related Information

- AsyncOS for Email Security User Guides

- Technical Support & Documentation - Cisco Systems