2 ms·
For example LoRaWAN uses AES-CTR and AES-CMAC. BLE uses AES-CDC. Both are relatively easy to implement on Cortex M0 and up (which start at 10-30 cents).
by mmoskal 4y ago
For example LoRaWAN uses AES-CTR and AES-CMAC. BLE uses AES-CDC. Both are relatively easy to implement on Cortex M0 and up (which start at 10-30 cents).