Viewing abuse filter 2: Warn on mass content removal by new users

Filter parameters

Filter ID:	2
Description: (publicly viewable)
Conditions:	!("autoconfirmed" in user_groups) & edit_delta < -500 & (old_size > 0 & new_size < old_size * 0.3)
Notes:
Flags:	Hide details of this filter from public view Enable this filter I understand that details of this filter will be hidden from users who cannot see [https://www.mediawiki.org/wiki/Special:MyLanguage/Extension:AbuseFilter/Rules_format#Protected_variables protected variables] Mark as deleted
Filter last modified:	11:37, 19 August 2026 by Mihail Abramov (talk \| contribs)
History:	View this filter's history
Tools:	Export this filter to another wiki {"data":{"rules":"!(\"autoconfirmed\" in user_groups) \u0026\r\nedit_delta \u003C -500 \u0026\r\n(old_size \u003E 0 \u0026 new_size \u003C old_size * 0.3)","name":"Warn on mass content removal by new users","comments":"","group":"default","actions":{"tag":["Sussy"],"warn":["abusefilter-warning"]},"enabled":true,"deleted":false,"privacylevel":0,"global":false},"actions":{"tag":["Sussy"],"warn":["abusefilter-warning"]}}

Actions to take when matched

Trigger actions only if the user trips a rate limit

Number of actions to allow:

Period of time (in seconds):

Group throttle by:

user

Trigger these actions after giving the user a warning

System message to use for warning:

Page name of other message:

(without "MediaWiki:" prefix)

Prevent the user from performing the action in question

System message to use for disallowing:

Page name of other message:

(without "MediaWiki:" prefix)

Revoke the user's autoconfirmed status

Block the user and/or IP address from editing

Block the user and/or IP address from editing their own talk page

Block duration for non-registered users:

Block duration for registered users:

Tag the edit for further review

Tags to apply:

Sussy

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