# Wikipedia Authors - Rainbow Table (Highlights) ![rw-book-cover|256](https://readwise-assets.s3.amazonaws.com/static/images/article3.5c705a01b476.png) ## Highlights - **PBKDF2** is **not resistant** to [GPU attacks](https://security.stackexchange.com/questions/118147/how-are-gpus-used-in-brute-force-attacks) (parallel password cracking using video cards) and to [ASIC attacks](https://en.wikipedia.org/wiki/Custom_hardware_attack) (specialized password cracking hardware).