by CEZEO software Disk redactor is a Free utility that will wipe your disk of previously erased files. It will prevent deleted files from being restored. Disk Redactor will not delete any files on your disk.
by YIWO Tech Ltd EASEUS Data Security Wizard is an easy to use data security program, which is able to encrypt your personal files and sensitive data securely. In addition to encryption, Data Security Wizard still is a shredders that will help you securely wipe data.