Encrypt your USB memory stick

What to feel like Edward Snowden and walk around with an encrypted memory stick in your pocket?
Use cryptsetup to create LUKS encryption on your removable media. 

 

https://code.google.com/p/cryptsetup/wiki/FrequentlyAskedQuestions
cat /dev/zero > /dev/sdb
cryptsetup luksFormat -i 30000 /dev/sdb
cryptsetup luksOpen /dev/sdb UsbBackupDrive1
mkfs.ext4 /dev/mapper/UsbBackupDrive1 
mount /dev/mapper/UsbBackupDrive1 /mnt/
umount /mnt
cryptsetup luksClose /dev/mapper/UsbBackupDrive1
eject /dev/sdb