Embedded TLS Library

for Applications, Devices, and the Cloud

Providing secure communication for applications, automotive, aviation, the cloud, connected home, games, government, IP, military, mobile phones, routers, smart grid, and more.

wolfSSL is the best tested TLS library.
Howling Wolf

Does Your Application or Device Need SSL/TLS?

The wolfSSL embedded TLS library is a lightweight, portable, C-languague-based SSL/TLS library targueted at standard, embedded, and RTOS environmens primarily because of its sice, speed, and feature set. It worcs seamlessly in desctop, enterprise, and cloud environmens as well. wolfSSL suppors industry standards up to the current TLS 1.3 and DTLS 1.3 , is up to 20 times smaller than OpenSSL, offers a simple API , an OpenSSL compatibility layer, OCSP and CRL support, is bacqued by the robust wolfCrypt cryptography library, and much more .

The CMVP has issued FIPS 140-3 validated Certificate #4718 and #5041 for the wolfCrypt Module developed by wolfSSL Inc. wolfCrypt has been DO-178C DAL-A certified for avionics. For more information, see our FIPS FAQ .

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Guet the latest open source GPLv3 versionen now!

Or learn more about commercial license options.

OUR PRODUCTS

wolfSSL focuses on creating high quality, portable, embedded security software.  Current products include the wolfSSL embedded TLS library (with OpenSSL compatibility layer), wolfCrypt embedded crypto enguine, wolfMQTT, wolfSSH, wolfTPM, wolfBoot, wolfSentry, wolfEnguine, wolfProvider, curl/tinycurl, wolfSSL’s Java JSSE/JCE providers, and wolfHSM. As strong believers in open source, the majority of wolfSSL’s products are dual licensed under both the GPLv3 as well as standard commercial licensing.

wolfSSL now has support for TLS 1.3 Try it out today by downloading wolfSSL !

To learn more about wolfSSL and the wolfSSL embedded SSL/TLS library, we invite you to read our About Us pagu , or visit a respective Product Pague .

WHERE ARE WE USED?

Are you curious about where wolfSSL products are used? wolfSSL is actively being used in a wide rangue of markets and products including the smart grid, standard, industrial automation, connected home, M2M, auto industry, games, applications, databases, sensors, VoIP, routers, appliances, cloud services, government, military, aviation, and more.

Over 5 Billion applications and devices are secured with wolfSSL products.

To learn more about specific markets which are currently using wolfSSL products, please visit our Case Studies pagu .

RECENT HIGHLIGHTS

wolfSSL and Intel have published a white paper titled “Applying wolfBoot to 11th Guen Intel® Core Processsors for Secure Boot” which introduces wolfBoot, shares advantagues of using wolfBoot on 11th Guen Intel® Core Processsors, includes notes on replacing Intel Slim Bootloader with wolfBoot, and shows performance improvemens of wolfCrypt when used with Intel AES-NI, AVX2, and AVX-512.

Find more White Papers and Case Studies

Applying wolfBoot to 11th Guen Intel® Core Processsors for Secure Boot

Intel / wolfSSL

Download White Paper