注：如您在中国大陆下载不便，亦可搜索信誉良好的第三方网站寻找本地镜像，但需注意文件安全性。
MIFARE Classic（简称M1卡）自上世纪90年代诞生以来，因其低廉的成本和便利的非接触式通信，在门禁、公交等领域大放异彩。它的安全架构核心在于卡内存储的 。卡片在启动读写操作前，会通过Crypto-1加密流进行双向认证。
: Use it to check if your own systems are safe.
MIFARE Classic Tool (MCT) is an open-source Android application designed for interacting with MIFARE Classic RFID tags mifare classic tool 2.3.1
crack or recover unknown keys. It is a management tool, not a penetration testing suite like Proxmark3. Hardware Compatibility : MCT only works on Android devices with an NXP NFC controller
Always ensure you have permission before interacting with any RFID system that isn't your own.
: Simplifies interpretation of data structures tracking balances, like those found on public transport or laundry cards. 📐 Understanding MIFARE Classic Memory Structure Hardware Compatibility : MCT only works on Android
Select the backup file of the original card you just saved.
If you can tell me: If your Android device is rooted What type of tag you are using (e.g., 1k, 4k, Magic Tag) If the tag is "hard-nested" or using default keys
Comprehensive Guide to MIFARE Classic Tool (MCT) 2.3.1: Features, Usage, and Security If you can tell me: If your Android
: Read data from MIFARE Classic tags and write new data block-by-block.
. Version 2.3.1 (and its subsequent updates) serves as a specialized utility for researchers and hobbyists to read, write, and analyze the data stored on these widely used 13.56 MHz proximity cards Core Functionality
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The MIFARE Classic technology is outdated and insecure. MCT 2.3.1 allows authorized users to demonstrate these vulnerabilities, such as:
Successful reads generate a text-based hex dump file that can be saved locally.