The reason they are slow and tedious is that they need to write to every byte on the disk. Depending on the size of the disk, there may be a lot of data that needs to be written, and if they are older computers, write speed may not be particularly fast.
-Chris On 6/5/05, rbt <[EMAIL PROTECTED]> wrote: > Roose wrote: > > My guess would be: extremely, extremely easy. Since you're only writing 30 > > bytes for each file, the vast majority of the data will still be present on > > disk, just temporarily inaccessible because of the del command. And more > > than likely it will be possible to recover 100% if they are using a > > journaling file system like NTFS, which Windows XP does. > > > > If you are honestly trying to destroy your own data, go out and download a > > free program that will do it right. If you're trying to write some kind of > > trojan, well you've got a lot of learning to do. :) > > Thanks for the opinion... I don't do malware. Just interested in > speeding up file wiping (if possible) for old computers that will be > auctioned. The boot programs that you allude to (killdisk, autoclave) > work well, but are slow and tedious. If this can be done *properly* in > Python, I'd like to have a go at it. > -- > http://mail.python.org/mailman/listinfo/python-list > -- Christopher Lambacher [EMAIL PROTECTED] -- http://mail.python.org/mailman/listinfo/python-list
