Doppelgänger Core RFID Dev Board

Description

Mayweather Doppelgänger Core is an RFID development board for authorised security assessments and research. It can be embedded in a compatible reader or integrated into a custom reader to capture and analyse supported RFID and Wiegand data. Use it only with documented permission and within the agreed scope of an engagement.

Key features

• Designed for RFID card data capture and analysis during authorised penetration tests.
• Supports Wiegand interfaces and standard Wiegand protocols.
• Provides two Wiegand data connections with logic-level conversion.
• Wireless connectivity through 2.4 GHz Wi-Fi and Bluetooth Low Energy.
• USB-C power input, plus 12 V DC input and pass-through for an RFID reader.
• Provides 3.3 V and 5 V output rails for compatible integrations.
• Includes two configurable GPIO pins, a status LED, reset button and boot button.
• Designed for use with Doppelgänger Core firmware and the Doppelgänger Assistant software.

Technical details

• Platform: ESP32-S3.
• Wireless: Wi-Fi 802.11 b/g/n at 2.4 GHz and Bluetooth 5.0 Low Energy.
• Supported examples include HID H10301, HID Corporate 1000, HID iCLASS, Indala 26-bit and 27-bit, Paxton Net2 75-bit, and Paxton keypad frame protocols.
• GPIO: GPIO35 and GPIO36 are configurable for external sensors.

Compatibility and setup

The board is intended for integration with compatible RFID readers and custom hardware. Manufacturer documentation identifies compatibility with HID iCLASS readers, HID Indala readers and Paxton Net2 readers. Doppelgänger Assistant works with Doppelgänger Core hardware, while the official project documentation provides firmware and setup information. A Proxmark3 RDV4 is identified for card-handling functions in the supplied product information, but the board is sold as a module only.

Buying in the UK and EU

RedKit Labs lists this Mayweather product for UK and EU buyers, with prices shown in GBP, EUR or USD and VAT handled at checkout. Radio transmission is regulated by national rules and licence-exempt-band requirements; receiving and analysing signals is the common lawful use, so review applicable UK or EU requirements before transmitting.