How Do I Effectively Block an IP Address to Stop Unwanted Traffic? or What's the Best Way to Block an

Blocking an IP address is like locking your front door—it keeps out casual intruders but not pros.

For routers:
- Find "Firewall Rules" or "Access Control."
- Add the IP to "Blocked Addresses."

But if it's a server, use CSF (ConfigServer Firewall)—it's got auto-ban features.

Also, change your router's admin password if you haven't. Default logins are low-hanging fruit for attackers.