When a user attempts to open an email using a company-issued smartphone, the user receives...

When an email is encrypted and the recipient cannot open it, the issue typically revolves around the need for encryption keys. Encryption keys are used to encode and decode the email content, ensuring that only authorized recipients with the correct key can access the information. In this scenario, the user would need to receive the appropriate decryption key from the sender to unlock and read the encrypted email. This exchange ensures that sensitive information remains secure during transmission and is only accessible to intended recipients.