Originally Posted by lanceomni There was also a paper written in the mid 90's by a guy named Peter Gutmann who said that a 35 pass method should be used. Now I don't know about anybody else but a single pass takes an eternity.

#!/bin/bash
mv lanceomni ~/bed
zaehler=0
while [  $zaehler -lt 34 ]; do
             dd if=/dev/zero of=/dev/sdaX
             let zaehler=zaehler+1 
done

AMD Phenom II X4 955 - ASRock AM3A770DE - 8GB DDR3-1333 - Radeon HD 5570 1GB passiv - BCM4318 802.11b/g - Snow Leopard Retail
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AMD Phenom X3 8450 - ASRock AM2NF6G-VSTA (BIOS L2.39) - 4GB DDR2-800 - Radeon HD 4650 512MB - Snow Leopard Retail (retired) / OpenBSD