Re: [tinydtls-dev] ECDSA validation

[Olaf Bergmann <bergmann@xxxxxxx>]

Hi HM,

Mukunda Haveri <mukunda.haveri@xxxxxxxxx> writes:

> The single call to validate a signature takes about 55 secs on a 16bit/32bit MCU both
> working at around 32 Mhz Clock. I am curious to know if this is expected. 

Yes, unfortunately, the ECC implementation that is still used in
tinydtls is very slow. Work is going on to replace it with an optimized
version. But this is not highest priority.

Grüße
Olaf