bug#11267: 24.0.95; gnutls.c: [0] (Emacs) fatal error: The Diffie-Hellman prime sent by the server is not acceptable (not long enough).

[Glenn Morris]

"Roland Winkler" wrote:

> - What are reasonable values for this variable such that a safe
>   client-server handshake remains possible, if one needs to customize
>   this variable? (Or the other way round: if a server wants to use a
>   prime that is too small, it might really be the better solution to
>   contact its sysadmin. Yet I couldn't tell when a prime falls below
>   such a threshold.)

I also wonder how it can be safer to fall back to no encryption at all,
rather than using weak encryption (if that is indeed what is happening).
Maybe it's to prevent a false sense of security, or something.