On Tue, Dec 20, 2005 at 10:48:57AM -0500, [EMAIL PROTECTED] wrote:
>
> Just curious:
>
> Putting speed aside, what is the security risk by encrypting
> a "large file" chunk by chunk using RSA public key? (e.g.
> using chain mode like what is done in symmetric block cipher)
RSA is not intended for this. Various known/chosen plaintext/ciphertext
issue are likely to compromise your keys. Do not do this. Only
encrypt/decrypt/sign/verify appropriately structured session keys/message
digests.
--
Viktor.
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