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Illustration representing the advantages and disadvantages of credit cards

Credit Card

What Are the Advantages and Disadvantages of a Credit Card?

Credit cards can be a convenient way to manage income and expenses, but for those who don't know how to use them, they can become an expensive and risky product. Here are the key pros and cons to weigh before applying for one.

BKM Online member information sharing portal

Credit Card

What Is BKM Online (BOL)?

BKM Online is the web-based electronic system that enables communication and information sharing between BKM and its members, including documents, reports, services and work calendars, according to user permissions.

Illustration of the benefits credit cards provide to cardholders

Credit Card

What benefits do credit cards provide to cardholders?

Many people who appear as credit card victims in the news and on social media run into trouble because they think their credit limit is unlimited and forget it must eventually be repaid. A credit card is the best payment instrument, if you know how to use it.

Istanbulkart transit and payment card

Credit Card

Istanbulkart: Both Transit Card and Payment Card

When I think back to the Akbil I used when I first arrived in Istanbul, I think it's fair to say that Istanbulkart has undergone a very significant transformation. Users can now track activity, top up and view balances right from their phones.

Credit card used for a mail order transaction

Credit Card

Which Cards Can I Use for Mail Order Transactions?

Debit cards and prepaid cards are generally closed to mail order transactions. Mail order authorization is held on credit cards. Unless specifically requested at application, a card is issued closed to mail order transactions.

Chart showing the global decline in the number of ATMs

ATM

The number of ATMs is declining worldwide

ATMs, which let us meet our cash needs, pay card debt, make transfers, and even withdraw or deposit cash via QR code without a card, have started losing popularity after all these years.

Mifare contactless smart card

Debit Card

What is a Mifare Card?

A type of smart card containing a microchip and simple software, which performs contactless reading when brought close to a smart card reader. It isn't linked to a bank account and has no credit limit like credit cards. You can spend up to the amount loaded onto the card...

Illustration of a credit card showing standard ISO/IEC 7810 and 7811 design features

Credit Card

What is a Credit Card?

A credit card is a printed card, or a card number with no physical form, that allows the purchase of goods and services or cash withdrawal without using cash. So how are credit card limits set and managed? Setting a limit involves checking many parameters about the customer.

Deutsche Bank Tarjeta Calma credit card featuring dynamic CVV technology

Credit Card

Deutsche Bank produces a card with a CVV that changes every 4 hours

Germany-based Deutsche Bank is launching a new credit card in Spain with a dynamic CVV code that changes every four hours, to make online shopping more secure. Deutsche Bank partnered with Mastercard and Idemia for the new card, launched under the Tarjeta Calma brand.

EMV Application Transaction Counter ATC 9F36

Online & Authorization

Application Transaction Counter (ATC)

The Application Transaction Counter is the number of transactions made with the card so far. It increases by 1 with each transaction and can also be used as a transaction number, making transactions easier to track.

Illustration representing a virtual card used for mail order and e-commerce payments

Credit Card

What is a Virtual Card?

A credit card number created based on a credit card, not physically printed, usable in all virtual purchases (mail order, e-commerce, etc.). It is generated instantly upon request, usable right away, created with a zero limit, and free of charge.

Table of EMV Transaction Status Information (TSI) bit definitions

Merchant & POS

Transaction Status Information (TSI)

Contains the EMV steps performed by the Terminal in a transaction. The TSI fields, their possible values, and descriptions of the values are shown below.