Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to List of hacker groups has been undone by an automated computer program called ClueBot NG.
Thank you. ClueBot NG (talk) 00:01, 16 April 2018 (UTC)
Please refrain from making unconstructive edits to Wikipedia, as you did with this edit to List of hacker groups. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Repeated vandalism can result in the loss of editing privileges. Thank you. Samf4u (talk) 00:03, 16 April 2018 (UTC)