The client and server SSL / TLS examples here use TCP sockets:

https://github.com/wolfSSL/wolfssl/tree/master/IDE/Espressif/ESP-IDF/examples

Heads up the esp-wolfssl is no longer the preferred method of using wolfSSL in an ESP32 project.

The easiest way to get started with wolfSSL is to use the ...

I'll presenting a live webinar this Wednesday

February 19, 2025
10:00 AM Pacific time

Getting Started with wolfSSL using Visual Studio 2022

https://us02web.zoom.us/webinar/register/2616747721343/WN_yXVQ0MK-S46CJVf3AO9xrA#/registration

There will be a variety of tips for troubleshooting as ...

wolfSSL Pull Request #7936 " wolfSSL esp-tls and Certificate Bundle Support " was merged today and will be included in the next release! For more details:

https://github.com/wolfSSL/wolfssl/pull/7936

The encryption libraries previously worked in a project ; however, this update lets components ...

Pretty big embedded news this week!

The wolfSSL wolfCrypt library earned the World's First SP800-140Br1 compliant FIPS 140-3 Validation Certificate.

This is a big deal for any serious embedded developer.

The wolfSSL libraries work great with the ESP-IDF as a Managed Component.

https ...

Initial TPM 2.0 support for the ESP32 now available with merge of wolfTPM PR #351

https://github.com/wolfSSL/wolfTPM/pull/351

why not put a NONOS fork online where MbedTLS has already been completely replaced, ready to use so to speak.


Well, the usual reason: time and money. If there's a commercial product for a paying customer, this is absolutely something we can help with right away. If not, we'll keep this on the ...

We have hundreds of devices with 1 MByte of flash. RTOS does not fit there


Ah yes, I see. Is this an open source project where I can take a look?

I've updated the examples earlier this year. How recently have you tried wolfSSL on NONOS and what, exactly is the error you see?

If this is a ...

I'm working on adding Espressif ESP32 support to the wolfTPM library over at wolfSSL.

Initial support working so far is the I2C version of the Infineon TPM 9673 chip, for example in this Raspberry Pi HAT:

https://www.infineon.com/cms/en/product/evaluation-boards/optiga-tpm-9673-rpi-eval/

There ...

Yes, wolfSSL TLS1.3 works on the ESP8266 with both the make and cmake builds. It should work with ESP8266_NONOS_SDK, but I've only used ESP8266_RTOS_SDK myself.

See the examples, such as the TLS client:

https://github.com/wolfSSL/wolfssl/tree/master/IDE/Espressif/ESP-IDF/examples/wolfssl_client ...

The wolfSSL examples for the ESP8266 have been recently updated!

See GitHub repo for code that works with both ESP32[-N] and ESP8266 devices:

https://github.com/wolfSSL/wolfssl/tree/master/IDE/Espressif/ESP-IDF/examples

Get started with open source, commercial grade cryptography and TLS 1.3 on ...