Account locked after several attempts from someone I don't know

Q-global: Error Temporary Locked Account

Why is my account locked?

I can't access my account or reset my password! – Duolingo Help Center

Account Lockout on multiple invalid login attempts - HappyFox Support

Your account has been locked. Contact your support person to unlock it, then try again. - Microsoft Q&A

Understanding why driver-partners lose account access

Account Locked? Don't Panic – Zook Aviation Help Blog

My account is locked from too many incorrect login attempts. What do I do? –

What to do when your account is locked