Watermarking

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    Also known as:
    
    digital watermark
    
    QR watermark
    
  

  

  
  
Embedding invisible identification data into QR code module patterns without affecting scannability. Digital watermarks can track the origin of printed QR codes to detect counterfeiting or unauthorised reproduction.


  



  

  
  
  
  

  
  
  
  

    
Related Terms

    

      
      Custom QR Code
      
      Cryptographic Signature
      
    

  

  
  

  
  
  

    
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