The legality of using such a tool hinges entirely on intent and authorization. Using it on your own files is your right. Using it to access someone else's private data without their explicit permission is unauthorized access, which could violate laws like the Computer Fraud and Abuse Act (CFAA) in the United States and similar legislation worldwide.
iSumsoft Windows Password Refixer is a free trial software published in the Password Managers list of programs, part of Security & Isumsoft Rar Password Refixer Registration Code -
Isumsoft Rar Password Refixer Registration Code: Everything You Need to Know The legality of using such a tool hinges