Lg U- Wifi Capm-6000 Firmware -

The filesystem is a standard image, compressed using LZMA.

Because the CAPM-6000 is a legacy device, many users choose to "flash" it with custom firmware to unlock advanced features: LG 6000 CAPL Tomato Firmware - LinksysInfo.org Lg U- Wifi Capm-6000 Firmware

$ binwalk -e capm6000_v2.1.bin

The CapM-6000 checks for updates via HTTPS. However, the device does not strictly validate the SSL certificate of the update server. Furthermore, the firmware package itself, while compressed, is not cryptographically signed. The device verifies a checksum (CRC32 or MD5) to ensure the file is not corrupted, but it does not verify a PGP signature or RSA signature. The filesystem is a standard image, compressed using LZMA