To be valid, the password must meet the following security requirements:

• Be made up of at least 8 characters
• Include characters from 1 to 4 of the following categories:
• Lowercase characters
• Uppercase characters
• Numbers
• Special characters (` ~ ! @ # $ % ^ & * ( ) _ - + = { } [ ] \ | : ; " ' < > , . ? / £)
• Do not be one of the last six passwords used.