[OTR-dev] AES128 CTR?

[alex323]

That class does have a CTS mode:

RijndaelManaged rm = new RijndaelManaged();
rm.Mode = CipherMode.CTS;

Do you think it's the same?

Ian Goldberg wrote:

>On Tue, Jan 18, 2005 at 02:07:45PM -0500, alex323 wrote:
>  
>
>>Nice. Rijndael requires a few parameters. It requires a plain text, 
>>passphrase, salt, hash algo, # of password iterations, an IV, and a 
>>keysize. I'm assuming that the passphrase is the "sending/receiving AES 
>>key", the salt can be anything, the hash algo is sha1, the # of password 
>>iterations is 2, the IV is anything, and they keysize is 256. is this 
>>right? Please correct me if I am wrong. See: 
>>http://www.obviex.com/samples/Encryption.aspx
>>    
>>
>
>No, that's not right.  The parameters for that class seem to indicate
>it's using a stretched passphrase for the key, then doing AES256 in CBC
>mode.
>
>OTR gives you the key directly, and uses AES128 in CTR mode.
>
>   - Ian
>_______________________________________________
>OTR-dev mailing list
>OTR-dev at lists.cypherpunks.ca
>http://lists.cypherpunks.ca/mailman/listinfo/otr-dev
>
>  
>