in the senate offices explaining the system and urging staffers to forward this information to news outlets. someone sent the hoax e-mails saying that democratic senators harry reid, diane feinstein and others had died from cancer. several got them from the new york times and they had senate.gov in the tag and appeared to come from senate offices. the sergeant at arms has reportedly implemented something called sender frame work technology to prevent more forgeries, kelly. >> kelly: we understand this kind of e-mailing is known as spoofing. can you tell us more how that spf technology, however, how the new tech knowledge will work to volume date e-mails? >> right, it's a nonprofit, a group of volunteers that developed this to filter