Possibly nothing, possibly you'd get blacklisted and they'd share that with other companies in ways in which you'd never know or have any recourse https://fortune.com/2025/03/27/meta-block-list-hiring-employ...

https://www.businessinsider.com/how-block-lists-affect-your-...

https://medium.com/@ossiana.tepfenhart/the-no-hire-list-is-r...

https://www.theguardian.com/technology/2018/mar/16/silicon-v...