On 11/07/17 10:26, Michael Blumenkrantz wrote:
> On Tue, 11 Jul 2017 10:12:53 +0930
> Simon Lees <sfl...@suse.de> wrote:
> 
>> On 10/07/17 23:03, Mike Blumenkrantz wrote:
>>> Hi,
>>>
>>> I've been getting this error for some time now on one of my machines when I
>>> try to do git/ssh operations:
>>>
>>> ssh_exchange_identification: Connection closed by remote host
>>> fatal: Could not read from remote repository.
>>>
>>> Please make sure you have the correct access rights
>>> and the repository exists.
>>>
>>> Others have been experiencing this issue as well, so it seems to be a new
>>> issue with server configuration.  
>>
>> I had to generate a stronger ssh key then it started working fine again.
>> I followed
>> https://help.github.com/articles/generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent/
>> which recommended
>>
>> ssh-keygen -t rsa -b 4096 -C "your_em...@example.com"
>>
>> Which seems to be happily accepted by the server. Its likely some older
>> keys are no longer supported as they are no longer secure.
>>
> 
> I've been using 4096-bit RSA keys successfully for 10 years now and I don't 
> plan to switch if I don't have to. All 3 of my machines use the same type of 
> key, and only one of them works with git as of now. This has been an 
> intermittent issue for years, but it's never lasted for such a long time 
> before, nor have I heard of it affecting anyone else until now.
> 

Ok, my keys were weaker which is why I regenerated mine.

-- 

Simon Lees (Simotek)                            http://simotek.net

Emergency Update Team                           keybase.io/simotek
SUSE Linux                           Adelaide Australia, UTC+10:30
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