not that kerberos is of use for your application however i did find this
http://www.theregister.co.uk/2003/10/22/microsoft_launches_selfdestructing_email_false/ slightly heavy handedly there is this http://www.mailexpire.com/ there's this which claims to use openpgp but which is online http://www.selfdestructing.com/selfdestructing/notary.asp and this http://www.smarterweb.co.uk/solutions/mailcertify/Self.cfm and there is further discussion here http://lists.virus.org/cryptography-0409/msg00129.html i've no doubt that searching www.counterpane.com will also shed more light on this [EMAIL PROTECTED] wrote on 19/11/2004 07:39:19: > Hi List, > > I was just wondering is there any encrytpion alogortim which expires with time. > For example an email message maybe decrypted withing 48 hours of its > delivery otherwise it become usless or cant be decrypted with the > orignal key > > Gautam > > -- > Gautam R. Singh > http://gautam.techwhack.com > > _______________________________________________ > Full-Disclosure - We believe in it. > Charter: http://lists.netsys.com/full-disclosure-charter.html _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
