I got it. Thank you so much OÄŸuz. <br><br><div class="gmail_quote">On Wed, Mar 17, 2010 at 5:51 AM, OÄŸuz <span dir="ltr"><<a href="mailto:osolok@gmail.com">osolok@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div class="im">On 3/13/10, ilter yüksel <<a href="mailto:ilteryuksel@gmail.com">ilteryuksel@gmail.com</a>> wrote:<br>
> Hello,<br>
><br>
> I've question about signing especially for signing router-descriptor;<br>
><br>
> Is the router "signing-key" using to prepare a router's signature with<br>
> digest algorithm? If so then does an OR sign it's router descriptor with<br>
> it's signature? Finally can we say right for below sequence?<br>
><br>
> "signing-key" ---- digest algorithm --- > "router-signature"<br>
> initial "router-descriptor" ----- sign with "router-signature" --- > signed<br>
> "router-descriptor"<br>
<br>
</div>Selamlar İlter,<br>
<br>
Actually it is<br>
<br>
descriptor ---> digest function<br>
            |<br>
            v<br>
private key ---> Â RSA engine ----> signature<br>
<div class="im"><br>
> After that how a directory authority verify whether the router descriptor is<br>
> self-signed?<br>
<br>
</div>signature<br>
  |<br>
  v<br>
RSA engine  ---> recovered digest  ?=?  digest function <--- descriptor<br>
  ^<br>
  |<br>
public key (signing-key)<br>
<br>
To demonstrate, in Java you might do something like:<br>
<a href="http://pastebin.com/fvtS3Uyv" target="_blank">http://pastebin.com/fvtS3Uyv</a>.<br>
<br>
Regards<br>
OÄŸuz<br>
<br>
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</blockquote></div><br>