sslserver_default_context.py

# Using ssl.create_default_context 

import socket,ssl
context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH )
context.load_cert_chain(certfile="./dev.cert.pem",keyfile="./dev.ghazan.work.key.pem")

context.load_verify_locations(cafile="./ca-chain.cert.pem")
context.options &= ~ssl.OP_NO_SSLv3
context.verify_mode = ssl.CERT_REQUIRED
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sslsock = context.wrap_socket(s,server_side=True)
sslsock.bind(('',8011))
sslsock.listen(5)
conn,addr = sslsock.accept()
data = conn.recv(1024)
conn.send('i am server')
conn.close()
print "Received: " + data