Re: please remove permission check that disallows private-group access.

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Respectfully disagree with your risk-benefit conclusion, and concur with the request to remove this check or modify it to be informative rather than blocking.

Regards,
Uri

Sent from my iPhone

> On Oct 21, 2018, at 20:23, Damien Miller <djm@xxxxxxxxxxx> wrote:
> 
> Hi,
> 
> We don't plan to remove this check. Accidental key exposure is still an
> unfortunately common problem and, while this check isn't perfect, I'm
> pretty sure that it avoids enough real-world misconfiguration to
> justify it's continued existence.
> 
> You're right that it doesn't withstand a determined administrator
> and that's fine too - it isn't supposed to.
> 
> -d
> 
>> On Fri, 19 Oct 2018, L A Walsh wrote:
>> 
>> Third party programs should not be dictating to users how
>> to manage their systems.  Things like:
>> 
>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
>> @         WARNING: UNPROTECTED PRIVATE KEY FILE!          @
>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
>> Permissions 0660 for '/Users/law.Bliss/.ssh/id_rsa' are too open.
>> It is required that your private key files are NOT accessible by others
>> This private key will be ignored.
>> Load key "/Users/law.Bliss/.ssh/id_rsa": bad permissions
>> 
>> 1) how would you know if they are "too open".  I assign a group to
>> each user.  How would they claim my permissions are "bad". 
>> 2) In this specific  case, my local-machine and domain login
>> are different UID's, so I put them in the same GID to allow
>> access no matter UID I am logged in with. 
>> 3) It may give some users a false sense of "security" if they believe
>> that setting perms to something like 0600 will give them the security of
>> only their 1 login having access.  They had better not rely on that.
>> 
>> 4) I no longer get the warning -- I can simple change the permission
>> bits to match what is wanted then add my group as an acl -- which
>> gives the group full access but circumvents the irrelevant warning.
>> 
>> 5) since my home directory is exported and mountable via samba, anyone
>> in the administrators or Domain Admins group (among others) can read it
>> as well.
>> 
>> 6) I.e. the warning message is outdated, inaccurate and not really needed.
>> 
>> Thanks much!
>> -linda
>> 
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