[Info-vax] SSH/SCP sessions hanging for 7 minutes while reading from "/dev/random"

Craig A. Berry craigberry at nospam.mac.com
Thu Sep 30 12:32:47 EDT 2021


On 9/30/21 11:26 AM, Stephen Hoffman wrote:
> On 2021-09-30 05:39:35 +0000, Lawrence D’Oliveiro said:
> 
>> Lack of system entropy to keep /dev/random fed? This is why we have 
>> /dev/urandom, for all but the most critical uses.
> 
> Within OpenVMS, there is no pseudo-device that provides either 
> pseudo-random number generation or cryptographic pseudo-random number 
> generation.
> 
> That driver (which would be unusual on OpenVMS), and system service APIs 
> (which are common) have been proposed.  

The "Entropy Engine," which I assume is what's under discussion here, is
on the roadmap for April 2022.  Almost certainly x86-only and thus of no
help to the OP on OpenVMS Alpha 7.3-2.



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