wolfCrypt FIPS Module

The CMVP has issued FIPS 140-2 Certificate #2425 for the wolfCrypt Module developed by wolfSSL Inc.

Product Licensing

wolfSSL’s software is available under two distinct licensing models: open source and standard commercial licensing. Please see the relevant section below for information on each type of license.

Open Source

wolfSSL (formerly CyaSSL), yaSSL, wolfCrypt, yaSSH and TaoCrypt software are free software downloads and may be modified to the needs of the user as long as the user adheres to version two of the GPL License. The GPLv2 license can be found on the gnu.org website (http://www.gnu.org/licenses/old-licenses/gpl-2.0.html).

Commercial Licensing

Businesses and enterprises who wish to incorporate wolfSSL products into proprietary appliances or other commercial software products for re-distribution must license commercial versions. Commercial licenses for wolfSSL, yaSSL, and wolfCrypt are available for $5,000 USD per end product or SKU. Licenses are generally issued for one product and include unlimited royalty-free distribution. Custom licensing terms are also available.

FIPS Validation

A version of the wolfCrypt cryptography library has been FIPS 140-2 validated (Certificate #2425). For additional information, visit the wolfCrypt FIPS FAQ or contact [email protected]

Support Packages

Support packages for wolfSSL products are available on an annual basis directly from wolfSSL.  With three different package options, you can compare them side-by-side and choose the package that best fits your specific needs.  Please see our Support Packages page for more details.

Need Clarification or Help?

We understand that licensing issues can be thorny and confusing. If you have licensing questions on our products, please contact us at [email protected] or call us directly at +1 425 245 8247.  We'll be happy to help you work through it.


Copyright 2015 wolfSSL Inc.  All rights reserved.


Please feel free to contact us with any questions you might have.

wolfSSL 3.7.0

Release 3.7.0 adds ALPN extension, IDEA cipher, throughput benchmarking, sniffer improvements, user RSA crypto plugin abstraction, Rowley CrossWorks support, and more.

embedded ssl

Questions? +1 (425) 245-8247