The correct key phrase of the secure store of the source system is used during the installation of the target system. Make sure that the global directory is available and up to date. The key phrase can be changed by selecting Tools -> Edit Secure Store -> Change Key Phrase in the GUI ConfigTool. It can be checked by invoking ‘<global directory>/sltools/checkKeyPhrase(.sh) -f <global directory>/security/data/SecStore.properties’.
Execute below command and provide the key phrase.It will check and tell you if it is correct or not.
<Drive>:\usr\sap\<SID>\SYS\global\sltools\checkKeyPhrase.bat -f <Drive>:\usr\sap\<SID>\SYS\global\security\data\SecStore.properties