We had someone register with a reserved username, getting around the restriction by the simple expedient of adding “1” to the end. I can’t tell if the system will accept a wildcard entry to prevent this, i.e., by declaring reservedusername* in the list. I’m a little hesitant to use the “just try i…

[画像] DrBB: I can’t tell if the system will accept a wildcard entry to prevent this, i.e., by declaring reservedusername* It will, we mention it in the description below the setting Usernames for which signup is not allowed. Wildcard symbol * can be used to match any character zero or more …

[画像] awesomerobot: It will, we mention it in the description below the setting –Ha! I should look more closely at what’s in front of me. Thanks!

[画像] RGJ: Maybe it’s an idea to look at the Levenshtein distance instead of using a wildcard? Yow, that would probably be a lot more bulletproof, but I’m not sure it’s worth that degree of effort. Out of curiosity, would you use a reg ex test of some kind? Can you do that in the Discourse adm…

[画像] RGJ: Maybe it’s an idea to look at the Levenshtein distance instead of using a wildcard? This might be more effort than it’s worth… It would catch reserved_username1 but it probably wouldn’t catch official_reserved_username, right? this is the type of thing that a motivated person would …

We only found the one instance when we searched our user names, so yeah, I don’t think it calls for anything too elaborate.

[画像] awesomerobot: this is the type of thing that a motivated person would always find a way around. Exactly, so why support wildcards then? :thinking:

Isn’t that just reason to separately block reserved and username?

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RGJ (Richard - Communiteq) 2019 年 3 月 7 日午後 7:13 4

But people will be able to register reserved_username.

Maybe it’s an idea to look at the Levenshtein distance instead of using a wildcard?

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Reserved username name wildcards - didn't trigger Product Support	2	424	2023 年 12 月 18 日
Reserved usernames wildcard Feature pr-welcome	17	3014	2018 年 8 月 15 日
Feature Request: Making 'reserved usernames' check the censored and blocked words list Feature	6	1089	2019 年 11 月 10 日
Regarding reserved "admin" user name Product Support	1	473	2021 年 9 月 14 日
Can I restrict specific strings in usernames? Product Support	7	1227	2017 年 9 月 22 日

予約済みユーザー名：ワイルドカードは使用可能？

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