Comvigo IM Lock 2006 uses a simple substitution cipher to encrypt a password stored in the msnvs\prc registry value, for which all users ha…

Comvigo IM Lock 2006 uses a simple substitution cipher to encrypt a password stored in the msnvs\prc registry value, for which all users have Read permission, which allows local users to bypass the product's blocking functionality by decrypting the password.