Do you mean for their own small scale activities?
The only ECDH curves possible to use on the big tech internet were given by the head of the NSA with no explanation and are manipulatable.
Perhaps because until February 2023 (when FIPS 186-5 was published) it wasn't approved for US government use:
* https://en.wikipedia.org/wiki/EdDSA#Standardization_and_impl...
So there would have been complications for a sizeable base of potential customers (US, contractors, allies).
For example my $dayjob does government contracts (in europe) and we're noticing a lot more agencies request on-prem, within borders, service hosting.
Do you mean for their own small scale activities?
The only ECDH curves possible to use on the big tech internet were given by the head of the NSA with no explanation and are manipulatable.