I Made AURA: A Windows 10 L2TP/IPsec VPN Client Written From Scratch in Python
For work I needed to connect to a private network over L2TP/IPsec. The VPN client built into Windows...
Oct 26, 20263 min read0 reactions0 comments
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Oct 9, 202640,136,786 Answers on Port 500 and 303,376 on Port 4500: Reading the IKE Surface
Two ZoomEye counts for the IKE ports show a 132-fold difference between the negotiation port and the NAT traversal port, which says something concrete about where IPsec endpoints actually sit.
Oct 9, 20263 min read0 reactions0 comments
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Jul 11, 2026Site-to-Site IPsec: Connecting Offices Without Losing Your Mind
I have spent a significant portion of my adult life staring at log buffers, watching two expensive...
Jul 11, 20263 min read0 reactions0 comments
Inside a 2017 Nightmare: Simulating WannaCry Ransomware in a Controlled Lab
A hands-on technical breakdown of the WannaCry ransomware, the EternalBlue exploit, and why...
May 5, 20268 min read3 reactions0 comments
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Jan 11, 2024Redundant Site-to-Site IPSecVPN between AWS and pfSense
Disclaimer: this article was published originally on Medium, in December 2021 and may not be 100% up...
Jan 11, 20245 min read2 reactions0 comments
Understanding IPSec: Enhancing Network Security with Encrypted Communication
In the modern digital landscape, ensuring secure communication over networks is of utmost importance....
Aug 7, 20233 min read0 reactions0 comments
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Jan 4, 2019strongSwan has established connections but some of them don't work.
Liquid syntax error: 'raw' tag was never closed
Jan 4, 20192 min read7 reactions0 comments