We're sorry to hear that you're having trouble logging into your Cyphr account.
To help resolve this issue, what device are you experiencing this on?
Also, are you referring to the Screen Lock passcode when you first open the application or are you referencing the Multi-device passcode?
Please also make sure that you can log into your Control Panel here:
If you are having trouble logging into the Golden Frog control panel, you can reset your password here:
If you continue to have any trouble after trying this, please reach out to our support team at https://www.goldenfrog.com/contact-support or via live chat.