[ntp:questions] W32time - encrypted request to NTP server?

Danny Mayer mayer at ntp.isc.org
Mon Mar 24 03:54:46 UTC 2008

Richard B. Gilbert wrote:
> Danny Mayer wrote:
>> BertieBigBollox at gmail.com wrote:
>>> Is this supported or possible in Windows 2000?
>>> I've managed to edit the registry to point at my local NTP server and
>>> this works fine. The NTP host supports MD5 authentication and,
>>> ideally, I'd like the Windows 2000 client to use this when requesting
>> >from the NTP server.
>> The question doesn't make much sense. Why would you want to encrypt the 
>> request? What are you trying to hide?
>> Danny
> Perhaps the OP meant that he would like the client to be able to 
> ascertain that the server really is the server he configured.  Isn't 
> that, after all, the purpose of authentication?

Authentication, maybe. Encryption no. They are not related to each other.

> But perhaps this is too much to expect from Windows.

No. Windows can do both encryption (see the OpenSSL libraries as well as 
Microsoft's) and can do authentication (see Autokey).


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