query: How to make sure old datas could not be retrieved back?
positive_passages.docid: 59244
positive_passages.text: Securely erasing all data from a hard drive
negative_passages.docid: 123685
negative_passages.text: What is safe to exclude for a full system backup?
negative_passages.docid: 118971
negative_passages.text: Time Machine deleting backups from several months ago (but not the oldest)?
negative_passages.docid: 3260
negative_passages.text: Can I safely load previous save files?
negative_passages.docid: 75737
negative_passages.text: How can I restrict users from deleting files?
negative_passages.docid: 11245
negative_passages.text: How to protect against purge of bash history?
negative_passages.docid: 88480
negative_passages.text: Delete Files Older Than One year on Linux
negative_passages.docid: 76890
negative_passages.text: Can I restore data backed up from a newer version of iOS?
negative_passages.docid: 16949
negative_passages.text: Can overwritten files be recovered?
negative_passages.docid: 846
negative_passages.text: How to reinstall Ubuntu keeping my data intact?
negative_passages.docid: 75923
negative_passages.text: how to back up an app's data manually?
negative_passages.docid: 126194
negative_passages.text: How to maintain a file's 'last modified' date?
negative_passages.docid: 140345
negative_passages.text: Checking integrity of my server data
negative_passages.docid: 129282
negative_passages.text: How can I prevent data theft from a company?
negative_passages.docid: 132938
negative_passages.text: Write File without deleting older data
negative_passages.docid: 73175
negative_passages.text: How do I recover data from an encrypted Home directory
negative_passages.docid: 124485
negative_passages.text: How to remember previously saved form data for subsequent requests