wpa2_router

1. Buy a router with 4MB or 8MB RAM
2. Download firmware from https://downloads.openwrt.org
3. Install wpa_supplicant http://w1.fi/wpa_supplicant/
4. Set up Wireless from Luci

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If router is 4MB, might need to rebuild a custom firmware

1. https://wiki.openwrt.org/doc/howto/obtain.firmware.generate
2. Remove unnecessary packages