RE: Encryption Algorithm Footprint

[Ed Moyle <emoyle () scsnet csc com>]

Haiyan Chen wrote:

> stock exchange. By using ethereal I found the data packets was encypted like in SSL. Next I
> found the private key in my server and encypted symmetric key payload in the captured 
> packets. After successfully decrypting the 16- bytes symmetric key, I test many encryption 
> algorithm to decrypted the captured ciphertext, but all failed.

> I want to know if encryption algorithm has footprint. Is there any technica to find which 
> encryption algorithm it used?

SSL, you say?  I seem to recall that some switch in ssldump will tell you about the negotiated ciphersuite...  here's 
the location of the manpage... http://www.rtfm.com/ssldump/Ssldump.html