freeCodeCamp/curriculum/challenges/chinese/09-information-security/python-for-penetration-testing/developing-a-banner-grabber.md

id	challengeType	videoId
5ea9997bbec2e9bc47e94db3	11	CeGW761BIsA

--question--

--text--

Fill in the blanks to complete the banner function below:

def banner(ip, port):
    s = socket.socket()
    s.__A__((ip, __B__))
    print(s.recv(1024))

--answers--

A: connect

B: port

---

A: getsockname

B: '1-1024'

---

A: connect

B: int(port)

--video-solution--

3

--hints--

--solutions--