Introduction. 1  The Streptococcus anginosus (SAG) group of bacteria (previously known as the Streptococcus milleri group) includes Streptococcus anginosus, Streptococcus intermedius, and Streptococcus constellatus.
These basic cards have a generally low APR, and are unsecured cards. These have a low to medium credit limit, and consist of a few different types, such as balance transfer cards, low interest cards, and student credit cards.
Chip-and-PIN is the most secure type of credit card technology. Instead of a signature being used for identity verification, it requires you to enter a four-digit Personal Identification Number (PIN) that must correspond to information contained in a computer chip embedded within the card.