Davide Brini wrote:
> the serial number is just an (almost) arbitrarily large number. Why
> would a CA choose such a serial number?

In order to avoid a chosen-prefix collision that works among other
things by predicting the serial number of certificates generated by
the CA.

http://www.win.tue.nl/hashclash/rogue-ca/
https://documents.epfl.ch/users/l/le/lenstra/public/papers/lat.pdf


//Peter

Reply via email to