When you delete a file permanently or empty the Recycle Bin, the file stays in your hard disk until space it allocated is overwritten with new data. Basically, all Windows does is it removes the first character from file name and removes it from FAT, File Allocation Table, thus making the file "invisible" to Windows.
Undelete, unformat and file recovery tools can find these files, normally showing a $-sign replacing the first character.
There are only two ways to be sure a file is completely wiped from disk:
Kari
Undelete, unformat and file recovery tools can find these files, normally showing a $-sign replacing the first character.
There are only two ways to be sure a file is completely wiped from disk:
- a disk reinitialization, often misleadingly called Low-Level Format or LLF
- repeatedly overwriting the space deleted file allocated, normally done with so called file shredders (here's a free one: File Shredder)
Kari
My Computer
At a glance
Windows 10 Pro x64 EN-GB1.6 GHz Intel Core i7-720QM Processor6 GBATI Mobility Radeon HD 5850 Graphics
- Computer type
- Laptop
- Computer Manufacturer/Model Number
- HP ENVY 17-1150eg
- OS
- Windows 10 Pro x64 EN-GB
- CPU
- 1.6 GHz Intel Core i7-720QM Processor
- Memory
- 6 GB
- Graphics Card(s)
- ATI Mobility Radeon HD 5850 Graphics
- Sound Card
- Beats sound system with integrated subwoofer
- Monitor(s) Displays
- 17" laptop display, 22" LED and 32" Full HD TV through HDMI
- Screen Resolution
- 1600*900 (1), 1920*1080 (2&3)
- Hard Drives
- Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
- Cooling
- As Envy runs a bit warm, I have it on a Cooler Master pad
- Keyboard
- Logitech diNovo Media Desktop Laser (bluetooth)
- Mouse
- Logitech Performance Mouse MX
- Internet Speed
- 50/10 Mbps VDSL
- Antivirus
- Windows Defender 4.3.9431.0
- Browser
- Maxthon 3.5.2., IE11