Secure data gathering from rendered documents

Abstract

A facility for securing text captured from a rendered document is described. The facility receives data including an encryption of text captured from a rendered document. The facility decrypts the captured text included in the received data.

1 . A method in a computing system for securing text captured form a rendered document, comprising: 
 receiving data including an encryption of text captured from a rendered document; and    decrypting the captured text included in the received data.    
   
   
       2 . The method of  claim 1  wherein the decrypting includes decrypting using a session key.  
   
   
       3 . The method of  claim 2  wherein the session key includes information about a user performing a capture.  
   
   
       4 . The method of  claim 3  wherein information about a user performing a capture includes biometric information.  
   
   
       5 . The method of  claim 2  wherein the capture is performed using a scanning device, and wherein the session key includes information identifying the scanning device.  
   
   
       6 . The method of  claim 5  wherein the information identifying the scanning device is stored at least partially in hardware within the scanning device.  
   
   
       7 . The method of  claim 1  wherein the decrypting includes decrypting using a public/private key pair.  
   
   
       8 . The method of  claim 7  wherein the public/private key pair includes information about a user performing a capture.  
   
   
       9 . The method of  claim 8  wherein the information about a user performing a capture includes biometric information.  
   
   
       10 . The method of  claim 7  wherein the capture is performed using a scanning device, and wherein the public/private key pair includes information identifying the scanning device.  
   
   
       11 . The method of  claim 10  wherein the information identifying the scanning device is stored at least partially in hardware within the scanning device.  
   
   
       12 . The method of  claim 1  wherein receiving includes receiving the encrypted information without any source network address information.  
   
   
       13 . A method comprising: 
 capturing at least a portion of a rendered document;    encrypting the scanned information; and    sending the encrypted information to a remote server.    
   
   
       14 . The method of  claim 13  wherein the capturing is performed using a hand-held scanning optical scanning device.  
   
   
       15 . The method of  claim 14  wherein the encrypting includes encrypting using a session key.  
   
   
       16 . The method of  claim 15  wherein the session key includes information about a user performing the capture.  
   
   
       17 . The method of  claim 16  wherein the information about a user performing the capture includes biometric information.  
   
   
       18 . The method of  claim 15  wherein the capture is performed using a scanning device, and wherein the session key includes information identifying the scanning device.  
   
   
       19 . The method of  claim 18  wherein the information identifying the scanning device is stored at least partially in hardware within the scanning device.  
   
   
       20 . The method of  claim 14  wherein the encrypting includes encrypting using a public/private key pair.  
   
   
       21 . The method of  claim 20  wherein the public/private key pair includes information about a user performing the capture.  
   
   
       22 . The method of  claim 21  wherein the information about the user performing the capture includes biometric information.  
   
   
       23 . The method of  claim 20  wherein the public/private key pair includes information identifying the scanning device.  
   
   
       24 . The method of  claim 23  wherein the information identifying the scanning device is stored at least partially in hardware within the scanning device.  
   
   
       25 . The method of  claim 14  wherein the sending includes at least partially wirelessly sending the encrypted information to the remote server.  
   
   
       26 . The method of  claim 14 , further comprising, before sending the encrypted information, stripping the encrypted information of source address information.  
   
   
       27 . A computer program product residing in a hand-held scanner device including a processor, the computer program product performing a method comprising: 
 generating scan information based on a scan of at least a portion of at least one of a paper or displayed document;    encrypting the generated scan information; and    sending the encrypted information to a remote server.    
   
   
       28 . The method of  claim 27  wherein the generated scan information includes optical scan information.  
   
   
       29 . The method of  claim 28  wherein the encrypting includes encrypting using a session key.  
   
   
       30 . The method of  claim 29  wherein the session key includes scanner user information.  
   
   
       31 . The method of  claim 30  wherein scanner user information includes user biometric information.  
   
   
       32 . The method of  claim 29  wherein the session key includes scanner identification information.  
   
   
       33 . The method of  claim 32  wherein the scanner identification information is stored at least partially in hardware within a scanner.  
   
   
       34 . The method of  claim 28  wherein encrypting includes encrypting using a public/private key pair.  
   
   
       35 . The method of  claim 34  wherein the public/private key pair includes scanner user information.  
   
   
       36 . The method of  claim 35  wherein the scanner user information includes user biometric information.  
   
   
       37 . The method of  claim 34  wherein the public/private key pair includes scanner identification information.  
   
   
       38 . The method of  claim 37  wherein the scanner identification information is implemented at least partially in hardware within a scanner.  
   
   
       39 . The method of  claim 38  wherein the sending includes at least partially wirelessly sending the encrypted information to the remote server.  
   
   
       40 . The method of  claim 28  wherein the sending includes sending the encrypted information includes stripping the encrypted information of original address information.  
   
   
       41 . A hand-held scanner apparatus comprising: 
 a component for generating scan information based on a scan of at least a portion of at least one of a paper or displayed document;    a component for encrypting the generated scan information; and    a component for sending the encrypted information to a remote server.    
   
   
       42 . The apparatus of  claim 41  wherein the generated scan information includes optical scan information.  
   
   
       43 . The apparatus of  claim 42  wherein the component for encrypting encrypts using a session key.  
   
   
       44 . The apparatus of  claim 43  wherein the session key includes scanner user information.  
   
   
       45 . The apparatus of  claim 44  wherein scanner user information includes user biometric information.  
   
   
       46 . The apparatus of  claim 43  wherein the session key includes scanner identification information.  
   
   
       47 . The apparatus of  claim 46  wherein the scanner identification information is implemented at least partially in hardware.  
   
   
       48 . The apparatus of  claim 42  wherein the component for encrypting encrypts using a public/private key pair.  
   
   
       49 . The apparatus of  claim 48  wherein the public/private key pair includes scanner user information.  
   
   
       50 . The apparatus of  claim 49  wherein scanner user information includes user biometric information.  
   
   
       51 . The apparatus of  claim 48  wherein the public/private key pair includes scanner identification information.  
   
   
       52 . The apparatus of  claim 51  wherein the scanner identification information is implemented at least partially in hardware within a scanner.