Install

Install dc3dd

apt install dc3dd

Wipe

Overwrite with Zeros

dc3dd wipe=/dev/sdxxxx

Overwrite with Hex Pattern

dc3dd wipe=/dev/sdxxxx pat=DEADBEEF

Overwrite with String

dc3dd wipe=/dev/sdxxxx tpat="I like Cookies"

or just

dc3dd wipe=/dev/sdxxxx tpat=Cookies

Why?

Works and shows progress