pres requis install encfs

Formater cle usb fat32
dd if=/dev/urandom if=/media/xavier/Secure/passphrase.bin bs=16k count=1

encfs ~/encrypted ~/decrypted

choisir mode p

et un pass provisoir

cd /cle usb


echo -n "Enter current password: " && read -s PASSWORD && (echo $PASSWORD && base64 -w 0 passphrase.bin) | encfsctl autopasswd ~/encrypted


base64 -w 0 passphrase.bin | encfs -S ~/encrypted ~/decrypted

et pour démonter
 fusermount -u ~/decrypted