1、ESP8266 SSL ESP8266 SSL Espressif Systems IOT Copyright(c)Wi-FiWi- 2015 Espressif Systems Friday,Aug7,Tableof1. ESP8266 Tableof1. ESP8266 SSL ESP8266 SSL CA Espressif Systems Friday,Aug7, ESP8266 SDK SSL SSLserver ESP8266 SSLcnt SSL 8KBSSL 22KB ESP8266 Espressif Systems Friday,Aug7,ESP8266 SSL ESP82

2、66 SSL server SSL ESP8266 SSL ESP8266 SSL server SSL IOT_DemoESSLserverCA espconn_secure_ca_enable (1) Espressif Systems ESP8266 SSL server lubuntu lubuntu HYPERLINK http:/viewtopic/ htp:/viewtopic. Espressif Systems Friday,Aug7, ./mount.sh ./mount.sh espressif Espressif Systems Friday,Aug7,(4) (4)

3、./makefile.sh cert.h IOT_Demo makefile.sh IP server Espressif Systems Friday,Aug7,mamaefile.sh1024512 makefile.sh 1024 512 makefile.shSSLserverEspressif Systems CA maefile.shTLS.ca_x509.cerSSLcnt3.1“make_cert.py”CAesp_ca_cert.bin flash makefile.sh cert.h 3.1“make_cert.py”CA“esp_ca_cert.bin” flash!Es

4、pressif Systems Friday,Aug7,ESP8266SSL IOT_Demo #define C SSL cESP8266SSL IOT_Demo #define C SSL cntESP8266 SSL nt CA A eA(1) Espressif Systems ESP8266 SSLc CA (2) “make_cert.py”CA2CA esp_ca_cert.bin esp_ca_cert.bin espconn_secure_ca_enable CA(1) ESP8266cnt TCP flash esp_ca_cert.bin (CA SSL ctx CA 2

5、 (2) ESP8266TLShandshaeSSLserverESP8266AEspressif Systems Friday,Aug7,SSL TCP SDK SSL SSL TCP SDK SSL espconn_secure_ P8266 SDK ProgrammingGuide”SSL Demo HYPERLINK http:/viewtopic./?f=21&t=389 Espressif Systems Friday,Aug7, SSLCACA espconn_secure_accept(ESP8266 TCPSSLserver) espconn_secure_connect(E

6、SP8266 TCPSSLnt)boolespconn_secure_ca_disable88level: ESP8266SSL0 x01 SSL c0 x02 SSL0 x03 SSLnt SSL :Espressif Systems Friday,Aug7, SSLTCPserver SSL L L c ESP8266SSL SSLCACA espconn_secure_accept(ESP8266 TCPSSLserver) espconn_secure_connect(ESP8266 TCPSSLnt)boolespconn_secure_ca_enable8level,168leve

7、l: ESP8266SSL0 x01 SSL c0 x02 SSL0 x03 SSLnt SSL 16flash_sector: CA (esp_ca_cert.bin) flash 0 x3B flash :Espressif Systems Friday,Aug7, (SSL) ! espconn_secure_accept(ESP8266 TCPSSLserver)! espconn_secure_connect(ESP8266 TCPSSLnt)boolespconn_secure_set_size8level,168level: ESP8266SSL0 x01 SSL c0 x02

8、SSL0 x03 SSLnt SSL 16 size : 1 :false :8espconn_secure_accept(structespconnstruct espconn *espconn : : ESPCONN_ARG- espconn TCPESPCONN_MEM - ESPCONN_ISCONN - Espressif Systems Friday,Aug7, (SSL) TCPSSLserver(ESP8266 TCPSSL ESP8266 SSLntespconn_secure_disconnect SSL ESP8266SSL 8espconn_secure_connect

9、(structespconnstruct espconn *espconn : : ESPCONN_ARG- espconn TCPESPCONN_MEM - ESPCONN_ISCONN - (SSL)16espconn_secure_get_size8 8level: ESP8266SSL0 x01 SSL c0 x02 SSL0 x03 SSLnt SSL (SSL) Espressif Systems Friday,Aug7, TCP 8espconn_secure_disconnect(structespconnstruct espconn *espconn : :Non-0: ESPCONN_ARG- espconn TCP espconn_sent_ca