bandit15@bandit:~$ openssl s_client -port 30001 -quiet
depth=0 CN = SnakeOil
verify error:num=18:self-signed certificate
verify return:1
depth=0 CN = SnakeOil
verify return:1
8xCjnmgoKbGLhHFAZlGE5Tmu4M2tKJQo
Correct!
kSkvUpMQ7lBYyCM4GBPvCvT1BfWRy0Dx

Flag: kSkvUpMQ7lBYyCM4GBPvCvT1BfWRy0Dx