On Wed, 3 Aug 2022, 10:05 Sylvain Pelissier, <sylvain.peliss...@gmail.com>
wrote:

> Maybe I can update the page
> https://doc.sagemath.org/html/en/developer/trac.html. It still shows a
> RSA-2048 example. I run into the same problem lately. What is the minimum
> size for RSA ?
>

4096 is certainly going to work, and considered reasonably secure.
3072 should work too



> On Tuesday, August 2, 2022 at 3:52:30 PM UTC+2 dim...@gmail.com wrote:
>
>> Please specify your setup is some detail.
>> Are you using a GitHub account, or a "legacy" trac account?
>>
>>
>> Have you uploaded your ssh key to trac?
>> (Or/and to GitHub?)
>> Without this it would not work.
>>
>> Type of ssh key matters too. You  need a sufficiently long RSA key, or an 
>> Ed25519
>> key
>>
>>
>>
>> On Tue, 2 Aug 2022, 14:29 'Georgia Channing' via sage-devel, <
>> sage-...@googlegroups.com> wrote:
>>
>>> Hello!
>>>
>>> I am having persistent issues checking out tickets and pushing back to
>>> tickets with trac (I am sometimes randomly able to checkout, but I can
>>> never seem to push).
>>>
>>> Basically, no matter what I do, I get an error saying:
>>> STDERR: g...@trac.sagemath.org: Permission denied (publickey).
>>>
>>>     STDERR: fatal: Could not read from remote repository.
>>>
>>>     STDERR:
>>>
>>>     STDERR: Please make sure you have the correct access rights
>>>
>>>     STDERR: and the repository exists.
>>>
>>>
>>> I attach a screenshot of the error and of my .git config. Below the last
>>> line of my git config, there is another line with my token because I
>>> authenticate through GitHub.
>>>
>>> Sometimes I get a different error saying: urllib.error.URLError:
>>> <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed:
>>> unable to get local issuer certificate (_ssl.c:1129)>
>>>
>>> Any help is greatly appreciated!
>>>
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