Security Function1-161.4 Encryption Setting1.4.1 Feature of Encryption Setting Function All or a part of project information is encrypted by an encryption keyword. Programs and comments can be encrypted for each program block (PB). The registered encryption keyword cannot be read.NOTES The encryption keyword set in the PLC cannot be changed until it iscancelled by "1.5 Cancelling Security Setting". Executing the force cancelerases all project information. Please do not forget the encryption key. The encryption key must be registered in the PLC to enable the encryptionfunction.1.4.2 Encryption Setting for Program Blocks (PB) Program blocks (PB) to be encrypted are set with FPWIN GR7 online. The following procedure describes the case that three program blocks (PB) have beencreated in advance.PROCEDURE1. Select "Tools" > "PLC Security Settings" > Encryption Settings" in themenu bar when the program blocks (PB) to be encrypted are active.The "Encryption Settings" dialog box is displayed.