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Discussion on: 9 Evil Bash Commands Explained

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Replies for: It is better to use /dev/urandom It is a PRNG and thus faster. /dev/random needs enough entropy otherwise it'll block.

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Andreas • • Edited

I see, thanks for your suggestions! I updated the post accordingly ☑

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thojest • • Edited

4) on steroids (much much faster than dev/urandom):

WARNING: THIS COMMAND WILL DELETE YOUR ENTIRE HARD DRIVE

openssl enc -aes-256-ctr -pass pass:"$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64)" -nosalt </dev/zero > /dev/sda1
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we are using AES cipher of openssl in parallel mode to encrypt a stream of plain zeros with some random pw. this will look like random data. then we write to sda