re clipper and conference calls in article apr ulysses att com smb research att com steven bellovin writes in article netnews upenn edu feeley cattell psych upenn edu wm michael feeley writes just curious how would the clipper chip system handle conference calls it s not clipper it s any encryption system i ve seen a number of designs they generally involve a multi line cleartext bridge depending on the encryption system so long as everyone has the same key it can be done for example i was using vat which is an internet audio tool for a conference call and we were encrypting the session unfortunately one site was doing more work and didn t have the cpu for it so it didn t sound all that good at a different site so you don t neccessarily have to have a clear text bridge but if you do its totally internal to one of the sites involved in the conversation derek derek atkins mit electrical engineering and computer science secretary mit student information processing board sipb mit media laboratory speech research group warlord mit edu pp asel n nwh
