[CentOS] E-mail advice sought
alice at domblogger.net
Sat Apr 30 19:44:52 UTC 2016
On 04/30/2016 12:22 PM, Gordon Messmer wrote:
> On 04/30/2016 11:28 AM, Alice Wonder wrote:
>> Is there any advice on characters to allow in usernames?
>> I don't think a whitelist alphabet is best approach because of people
>> with names that are not spelled with Latin characters.
>> Is there an existing blacklist of characters that technically legal
>> but are generally avoided in e-mail addresses?
> The RFC uses a list of allowed characters, and so must you.
For e-mail sent to people, yes.
But for what usernames are allowed when creating an account, I don't see
why blacklisting characters that are not allowed in a username is a
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