This is only a notification which indicates that CompuClever Antivirus Plus has detected these files are either protected with a password or by some form of encryption.
Most commonly, the password-protected items are:
Files that belong to another security solution.
Files that belong to the operating system.
In order to actually scan the contents, these files would need to either be extracted or otherwise decrypted.
Should those contents be extracted, CompuClever Antivirus Plus's real-time scanner would automatically scan them to keep your computer protected. If you want to scan those files with CompuClever Antivirus Plus, you have to contact the product manufacturer in order to provide you with more details on those files.
Our recommendation to you is to ignore those files because they are not a threat for your system.