I can not imagine anything inherently trustable. I do not want to trust that single server won't be hacked, tapped by NSA or raided by FBI. Den 22 sep 2012 22:49 skrev "StealthMonger" <stealthmon...@nym.mixmin.net>:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > "James A. Donald" <jam...@echeque.com> writes: > > > On 2012-09-05 11:51 PM, StealthMonger wrote: > > >> Can there be a cryptographic "dead man switch"? A secret is to be > >> revealed only if/when signed messages stop appearing. It is to be > >> cryptographically strong and not rely on a trusted other party. > > > Such a system cannot exist: > > > Obviously the messages have to appear on the system that contains the > > secret. Pull the internet connection. > > Counter-measures to Donald's dilemma have so far involved servers too > hidden or numerous to simply "pull the internet connection". > > Another approach is for the server to be "too big to fail", i.e. > public and widely used, so that a whole business would be destroyed if > the Internet connection were pulled. > > It wouldn't take much capability in such a server to allow Grantor to > create a robot there which gives Trustee access to the secret, but > only if it doesn't hear from the Grantor for some time. With suitable > permissions, the Trustee can even be given read-only access the whole > while to everything except to the secret itself, so that Trustee can > assure herself that it's all actually there. > > Are there existing public servers that can provide this functionality? > Google mail? Zooko's Tahoe? > > > - -- > > > -- StealthMonger <stealthmon...@nym.mixmin.net> > Long, random latency is part of the price of Internet anonymity. > > anonget: Is this anonymous browsing, or what? > > http://groups.google.ws/group/alt.privacy.anon-server/msg/073f34abb668df33?dmode=source&output=gplain > > stealthmail: Hide whether you're doing email, or when, or with whom. > mailto:stealthsu...@nym.mixmin.net?subject=send%20index.html > > > Key: mailto:stealthsu...@nym.mixmin.net?subject=send%20stealthmonger-key > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.10 (GNU/Linux) > Comment: Processed by Mailcrypt 3.5.9 <http://mailcrypt.sourceforge.net/> > > iEYEARECAAYFAlBd+C8ACgkQDkU5rhlDCl4gmQCeNRJga4jKwFecbsYWi1LgUSv6 > eYsAniTaSeZ8raCBfENb9H+hgdfZ+bxB > =rty8 > -----END PGP SIGNATURE----- > > _______________________________________________ > cryptography mailing list > cryptography@randombit.net > http://lists.randombit.net/mailman/listinfo/cryptography >
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