Analyseur d'ATR

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Collez une chaîne hexadécimale d'ATR (Answer to Reset) et décodez chaque octet : caractère initial, octet de format, octets d'interface (TA/TB/TC/TD), octets historiques et caractère de contrôle. Identifiez la carte si possible.






  
  

    
    
    

      
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Frequently Asked Questions


  

    
    

      
        
Are the smart card tools free to use?

        
      
      

        
Yes, all tools on SmartCardFYI are completely free with no account required. Tools run entirely in your browser (client-side JavaScript) and do not send your data to any server, ensuring privacy for sensitive information like APDU commands, ATR strings, or AID bytes.