What is a skimming device and how does it work. Skimmers are plastic information scanners made to look and feel exactly like normal parts of a frequently visited card reader, such as an ATM or gas pump. Usually the skimmer will be a piece that fits directly over the slot where your card is inserted.
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Here's why, skimmers read a card's magnetic strip, this is what happens when you swipe a card. When you tap a card with a chip or insert just the chip part of the card, the skimmer doesn't work FICO also reported that the number of card readers at ATMs and merchant devices that were hacked rose 30 percent. In addition to using skimmers, thieves obtain card information by installing data

Typically, skimmers place devices on card-swiping machines by cash registers. The devices are often plastic keypad overlays that look nearly identical to the card reader terminals themselves

The infographic below is a handy guide towards understanding RFID skimming and data theft. It will help you understand how hackers can misuse the RFID technology to gain access to your confidential data, increasing the risk of identity thefts and frauds.

Here are four of the most likely ways that your credit or debit card can be skimmed: ATMs – An ATM skimming device is used and fits over the real ATM card reader slot. ATM users do not know their information is being intercepted as their card is inserted into the false reader. Gasoline Pumps – This skimming device is installed inside a gas

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how does a card skimmer work