Speaking SPI & I2C With The FT-2232 – /dev/ttyS0

For a while now I’ve been looking for an easy way to interface with external SPI and I2C devices over USB in a manner that can be easily integrated into future projects as well as used in a simple stand-alone system. Although there are many existing SPI/I2C interface solutions, most… Continue reading

Exploiting Embedded Systems – Part 4 – /dev/ttyS0

So far in this series we’ve found that we can log in to our target TEW-654TR router by either retrieving the plain text administrator credentials via TFTP, or through SQL injection in the login page. But the administrative web interface is just too limited – we want a root shell!… Continue reading