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Add SEC 1 section to comment about IV

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Gustav Simonsson 2015-05-01 08:14:27 +02:00
parent 0b6a702f24
commit 8f652287bd
1 changed files with 1 additions and 1 deletions
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2
crypto/ecies/ecies.go
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@ -187,7 +187,7 @@ func symEncrypt(rand io.Reader, params *ECIESParams, key, m []byte) (ct []byte,
return return
} }
/* /*
In SEC 1 Version 2.0 the IV value is not specified in for XOR CTR. In SEC 1 Version 2.0 section 3.8 the IV value is not specified in for XOR CTR.
It is specified, however, that it should not be transmitted as part of the ciphertext. It is specified, however, that it should not be transmitted as part of the ciphertext.
This means it cannot be random, as the other party would not know the value. This means it cannot be random, as the other party would not know the value.
Therefore we set it to the zeroed value defined for AES in CTR mode. Therefore we set it to the zeroed value defined for AES in CTR mode.