Flashing DD-WRT into a Linksys MR7350 with Basic Hardening

It has been a while since my WiFi is getting more and more unstable, and I finally decided to retire my NETGEAR R6300v2 which has served me well since in 2017. It was in used condition when I bought it, so this is a good time to get a “new” router. Because the ISPs in my area are very bad, I still have to stick with the low speed Internet for probably quite some time. So I decided to buy a used Linksys MR7350. ...

October 15, 2025 · 3 min · Jun

Flashing OpenWrt into a GL.iNet Flint 2 and Thoughts on Security

During the prime day, my friend grabbed a GL.iNet Flint 2 (GL-MT6000) for a fair price, thanks to the slickdeals community. The specs of this model feels like a beast to me, because I don’t have enough high-end devices and Internet plan to utilize that much of performance. But what I can do is to boost its security and stability for my friend. Note: For operational security, all initial settings should be done without physical Internet/WAN connection. ...

October 12, 2025 · 3 min · Jun

USB Tethering a Portable Router into a Mobile WiFi Hotspot

Recently I came down to want a mobile hotspot when going out of home, something like Netgear Nighthawk M series, but able to flash custom firmware (OpenWrt/pfSense equivalents) and cheap. However, there is no such thing on the market even without budget consideration. So it has to be done with DIY, like USB tethering with a router. In the case of tethering or so called Ethernet over USB, we are using a phone as a cellular modem for our router. ...

November 25, 2024 · 2 min · Jun