Active and Passive RFID Blocking Cards - What are the Differences?

Although active and passive blocker cards do not differ in appearance, the functionality and structure are very different. These differences in both types of blockers are also responsible for the differences in security when using them.
Although active and passive blocker cards do not differ in appearance, the functionality and structure are very different. These differences in both types of blockers

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Active and Passive RFID Blocking Cards - What are the Differences?

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