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Mainframe Security

Thoughts and Techniques on a new/old platform

Month: May 2017

Iptables brute force protection w/ nat

Setting up a vm on top of linux which communicates via a TAP adapter (on the 10.1.1.x network), I wanted iptables to prevent brute forcing to both the host ports (here 22 for ssh) and ports forwarded to the vm (here 443) as they are exposed to the internet. This little snippet does both by… Continue reading Iptables brute force protection w/ nat

Published May 6, 2017
Categorized as Security, Tips

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