Shadow Passwords

Convert clear-text password to shadow-compatible format:

python3 -c "import crypt;print(crypt.crypt(input('clear-text pw: '), crypt.mksalt(crypt.METHOD_SHA256)))"
python3 -c "import crypt;print(crypt.crypt('[CLEARTEXT]', crypt.mksalt(crypt.METHOD_SHA256)))"