Supported special characters in usernames and passwords
- Updated: 2024/08/08
Supported special characters in usernames and passwords
Use only supported special characters when creating user names and passwords. Supported characters vary depending upon where they are used.
In all of the below listed cases, the standard alphanumeric characters, a-z, A-Z, 0-9 are supported. The special characters allowed or specifically excluded from particular use are typical to standard English keyboards. The maximum number of characters supported is 256.
See the table below to verify the special characters that can be used in names or
passwords.
- TLS certificate
- Do not use at sign ( @ ) in passwords
- Wildcards
- The asterisk ( * ) is supported.
- Windows
- Do not use the pipe ( | ), semicolon ( ; ), or colon ( : ) in user names or passwords.
- Worksheet
- Do not use the asterisk ( * ), question mark ( ? ), or bracket left or right ( [ ] ) in the worksheet name.
- Database
- Do not use percent ( % ) or space ( ) in the database name.
Supported characters
Characters supported for authentication are acceptable for both user names and passwords. In the table:
- Supported means the character is explicitly supported for that use.
- Do not use means the character is explicitly not supported for that use.
- Double dash (--) means results with using the character for that use are unknown.
Character | Windows authentication | Control Room authentication | Username, or password | JSON Web Token authentication |
---|---|---|---|---|
ampersand ( & ) | Supported | Supported | -- | Supported |
angle bracket, left or right ( < > ) | Supported | -- | -- | -- |
apostrophe, straight single ( ' ) |
Supported | -- | -- | -- |
asterisk ( * ) | Supported | -- | -- | -- |
at sign ( @ ) | Supported | Supported | -- | Supported |
braces left or right ( { } ) | Supported | -- | -- | -- |
bracket left or right ( [ ] ) | Supported | -- | -- | -- |
caret ( ^ ) | Supported | -- | -- | -- |
colon ( : ) | Do not use | -- | Do not use | -- |
dollar sign ( $ ) | Supported | Supported | -- | Supported |
equal sign ( = ) | Supported | -- | -- | -- |
exclamation point ( ! ) | Supported | Supported | -- | Supported |
hyphen ( - ) | Supported | Supported | Supported | Supported |
parenthesis, left or right ( ( ) ) | Supported | -- | -- | -- |
percent ( % ) | Supported | Supported | Do not use | Supported |
period ( . ) | Supported | Supported | Supported | Supported |
pipe ( | ) | Do not use | -- | -- | -- |
plus sign ( + ) | Supported | -- | -- | -- |
number sign ( # ) | Supported | Supported | Supported | Supported |
question mark ( ? ) | Supported | -- | -- | -- |
semicolon ( ; ) | Do not use | -- | Do not use | -- |
slash, forward or backward ( / \ ) |
Supported | -- | -- | -- |
space | Supported | -- | Do not use | -- |
underscore ( _ ) | Supported | Supported | Supported | Supported |