Hard

12. Raw Sockets & Port Scanner

Problem Objective

Implement scan_port(host: str, port: int) -> bool using socket.socket(AF_INET, SOCK_STREAM) and connect_ex with a timeout.

Expected Terminal OutputStandard Out

[*] Scanning localhost port 80: CLOSED/FILTERED

[✓] Socket connection handling verified (Time: 0.022s, Memory: 14.5 MB)

Execution Constraints

Implementation Checklist

Create socket.socket(AF_INET, SOCK_STREAM)Set timeoutCall connect_exReturn result == 0

solution.pypython3 (CPython 3.12)

Loading Bytes Space Editor...