He raises the signature to the power of -LRB- as he does when encrypting a message -RRB- , and compares the resulting hash value with the message 's actual hash value .

When PERSON@1 receives the signed message , he raises the signature to the power of e mod n -LRB- just like encrypting a message -RRB- , and compares the resulting hash value with the message 's actual hash value .
