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From "Makoto Yui (JIRA)" <>
Subject [jira] [Created] (HIVEMALL-168) Support robust encryption/decryption UDF
Date Tue, 30 Jan 2018 05:37:02 GMT
Makoto Yui created HIVEMALL-168:

             Summary: Support robust encryption/decryption UDF
                 Key: HIVEMALL-168
             Project: Hivemall
          Issue Type: Wish
            Reporter: Makoto Yui

 IN: data1, public RSA key
 OUT: key2, data2
  1. Generate Key1 at random
  2. Encrypt data1 with key1 by AES => data2
  3. Encrypt key1 with a public key of RSA => key2
  4. Send key2 and data2 over network (safe for leak)
 IN: key2, data2, private RSA key
 OUT: data1
  1. Decrypt key2 with a secret key of RSA => key1
  2. Decrypt data2 with key1 => data1{code}

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