<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def verify_security_data(security):
 """Verify an untrusted security token. :param security: security token :type security: dict :return: True if valid :rtype: bool """

    random_token = security[TOKEN_RANDOM]
    hashed_token = security[TOKEN_HASHED]
    return str(hashed_token) == str(compute_token(random_token))