Encrypt a Memo Book-file
To encrypt a Memo Book-file, click «File» in the main menu and then «Password». In the next dialog, enter a password for the encryption. If no password is specified, the file is not encrypted. Select an encryption algorithm. A suitable encryption algorithm is «AES 256». In the next step the file will be encrypted. The encryption is permanently. That means, documents and attachments will be decrypted on the fly.