import urllib2
import sys
 
TARGET = 'http://c...content-available-to-author-only...t.com/po?er='
#--------------------------------------------------------------
# padding oracle
#--------------------------------------------------------------
class PaddingOracle(object):
    def query(self, q):
        target = TARGET + urllib2.quote(q)    # Create query URL
        req = urllib2.Request(target)         # Send HTTP request to server
        try:
            f = urllib2.urlopen(req)          # Wait for response
			print 'success'
        except urllib2.HTTPError, e:          
            print "We got: %d" % e.code       # Print response code
            if e.code == 404:
                return True # good padding
            return False # bad padding

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