[Mono-list] How can I md5 and crypt a string?

[Ariel Rios]

In php I can check if a password is correct by doing something like:
crypt($user_input,$this->getPassword())

Also I can do 
$hash = md5 ($str);

Is there a way to do so currently in mono?
-- 
Ariel Rios <ariel@gnu.org>
-- 
Ariel Rios <jrios@elektra.com.mx>
Elektra - Gerencia GNU