Man should think and try to understand the relationship between the natural phenomena and to be aware not to misuse the natural gifts.
Cracking The Credit Card Code ! The security code provides additional security measure to prevent misuse of the cards in online transactions. The security code is also known as the verification value (card-verification value, or CVV2 for Visa card-verification code, CVC2 in EUROCARD / MasterCard). For most credit cards, the security code is the last three digits of the number on the signature field on the back of the credit card....