What are the password criteria on Cambridge One? 12 August 2025 15:42 Updated Your password must: Have at least 8 characters Include at least one number Please note: Passwords that only use letters or symbols will not work. Can't find what you are looking for? Contact Us Related articles How can I get a class key? Where do I find my activation code? Understanding the data How do I log in to my learner account? How do I create a learner account?