URI: [url]http://www.pythonchallenge.com/pc/hex/idiot2.html[/url]
Username: butter; password: fly
说明:
得到的Zip文件就是level 21.
解题方法:
import httplib, base64base64_login = base64.encodestring('%s:%s' % ("butter", "fly"))[:-1]headers = {"Authorization": "Basic %s" % base64_login}conn = httplib.HTTPConnection("www.pythonchallenge.com")# Needless to say that normally we wouldn't know about the exact byte# ranges yet and thus probably use infinite loops instead ...for n in range(30203, 30314): headers["Range"] = "bytes=%s-%s" % (n, n + 1) conn.request("GET", "/pc/hex/unreal.jpg", "", headers) response = conn.getresponse() data = response.read() if data: print data# We now know that our username is "invader".for n in (2123456744, 2123456743): headers["Range"] = "bytes=%s-%s" % (n, n + 1) conn.request("GET", "/pc/hex/unreal.jpg", "", headers) response = conn.getresponse() print response.read()# We learned that "the password is your new nickname in reverse", thus:# "redavni". Further, that "it is hiding at 1152983631".headers["Range"] = "bytes=1152983631-1152983632"conn.request("GET", "/pc/hex/unreal.jpg", "", headers)response = conn.getresponse()h = open("data.zip", "wb")h.write(response.read())h.close()# Unzip the file and read the "readme.txt" it contains.
相关资源：pythonchallenge level2官方方法集
