2
votes
1answer
52 views

Tools for Verifying Secure Deletion

It is recommended to verify the zeroing-out was done properly when you try to secure delete a HDD. From this post, some drives with firmware bugs prevent secure erase from working properly. What are ...
5
votes
2answers
406 views

What SSD maker has implemented Secure Erase to spec?

I have a Kingston hyperx drive circa 2012. I kicked off a secure erase on it. I then remounted the drive and was horrified (well, not really more like bemused) to see my whole parts of my old file ...
13
votes
2answers
705 views

Secure wiping of EEPROM and flash memory

Older magnetic storage exhibited some data remanence, so a recommendation emerged to wipe data by overwriting it multiple times with varying patterns — the “Gutmann wipe”. More recent hard disk ...
30
votes
4answers
14k views

Why is writing zeros (or random data) over a hard drive multiple times better than just doing it once?

Lots of different programs, such as Darik's Boot and Nuke, let you write over a hard drive multiple times under the guise of it being more secure than just doing it once. Why?
36
votes
8answers
8k views

How can I reliably erase all information on a hard drive?

As storage technologies change over time, using different encodings and remappings to deal with sector errors, the best way to permanently erase/wipe/shred data changes also. Methods for flash drives ...