[cap-talk] use of hashcodes?

[Raoul Duke]

On Mon, Feb 22, 2010 at 12:15 PM, David Wagner <daw at cs.berkeley.edu> wrote:
> To illustrate why some kind of cryptography may be needed, let's look
> at an example of what could happen if we used some non-cryptographic
> hash function to compute Etags.  For instance, using CRC32 to compute

is it in any way fair to characterize hash codes along a spectrum e.g.
from CRC32 over to 'cryptographic' hashes (that is how i've always
envisioned things), or do people tend to look at them as so
quantitatively different as to end up being qualitatively different?

thanks.