WireGuard is a fast, modern and secure VPN tunnel that is easy to setup. More notably, it’s in most cases more performant than the widely used OpenVPN, which makes it suitable for low-power embedded devices like routers. Via OpenVPN, it was only possible to achieve link rates of 4–5 Mbps on the good old ASUS RT-N56U router via the Padavan firmware.

The ASUS RT-N56U router is a dual-band router released in 2010. It was at one point of time rather popular in Singapore because there were many ISPs that were giving it out as the default router when you subscribe to one of their plans. Due to this, a large quantity of this model can be found on secondary marketplaces like Carousell. …

Yong Jie Wong

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