使用shred/dev/hda就可以让你的硬盘数据立刻消失,永不超升。当然要使用你的硬盘的正确的设备文件。
默认情况下使用各种垃圾数据反复重写25遍,加上-v参数就可以看到。
~~~snip~~~
$shred-v/dev/hda
shred:/dev/hda:pass1/25(random)...
shred:/dev/hda:pass2/25(492492)...
shred:/dev/hda:pass3/25(000000)...
shred:/dev/hda:pass4/25(aaaaaa)...
shred:/dev/hda:pass5/25(555555)...
shred:/dev/hda:pass6/25(cccccc)...
shred:/dev/hda:pass7/25(b6db6d)...
shred:/dev/hda:pass8/25(333333)...
shred:/dev/hda:pass9/25(6db6db)...
shred:/dev/hda:pass10/25(dddddd)...
shred:/dev/hda:pass11/25(222222)...
shred:/dev/hda:pass12/25(ffffff)...
shred:/dev/hda:pass13/25(random)...
shred:/dev/hda:pass14/25(eeeeee)...
shred:/dev/hda:pass15/25(924924)...
shred:/dev/hda:pass16/25(777777)...
shred:/dev/hda:pass17/25(999999)...
shred:/dev/hda:pass18/25(111111)...
shred:/dev/hda:pass19/25(888888)...
shred:/dev/hda:pass20/25(bbbbbb)...
shred:/dev/hda:pass21/25(db6db6)...
shred:/dev/hda:pass22/25(444444)...
shred:/dev/hda:pass23/25(666666)...
shred:/dev/hda:pass24/25(249249)...
shred:/dev/hda:pass25/25(random)...
~~~snip~~~
参考manshred。