geek-at

#!/bin/bash

while :; do

    verf=$(cat /dev/urandom | tr -dc '0-9' | fold -w 8 | head -n 1)
    pin=$(cat /dev/urandom | tr -dc '0-9' | fold -w 5 | head -n 1)

    ip=$(printf "%d.%d.%d.%d\n" "$((RANDOM % 256))" "$((RANDOM % 256))" "$((RANDOM % 256))" "$((RANDOM % 256))")

Arkham

#! /bin/bash

set -e

DIR=${1:-.}
PRUNED_CHARS=":?"

find $DIR -type f -print | while read filename
do
  cleaned=${filename//[$PRUNED_CHARS]/}