Details on how data is being kept in memory/on disks, most frequently being applied to databases, media banks and backup-recovery solutions.

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6
votes
6answers
12k views

It is safe to store photos and documents on skydrive / google cloud services?

I have over 20GB of photos and documents stored on my hard disk without a backup. I'm thinking about saving all of them in a cloud service such as Microsoft Skydrive or google cloud, but I'm wondering ...
4
votes
4answers
372 views

Security of Cloud Storage

What are the main security risks of popular cloud storage services such as Dropbox? I am torn between the convenience of cloud storage and the potential security risk of it. How can I evaluate whether ...
4
votes
1answer
748 views

Do TrueCrypt volumes look like random data?

Let say I use Eraser (or other tools) to erase my hard drive (using DoD standards which is 7 times or Gutmann which is 35 times), These eraser tools just write random data on the hard drive many ...
28
votes
4answers
10k 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?
28
votes
8answers
6k 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 ...