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    Using wolfSSL to Secure Thermostats

    As a lightweight, embedded SSL library, wolfSSL has been used to secure many smart home devices such as lighting, garage doors, washers and dryers, thermostats, as well as a variety of other appliances. Security may not be the first thought when developing a smart home device, but there remains the...
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    FIPS 140-2 Cryptography on FreeRTOS

    Hi! This note is to announce that we will be FIPS 140-2 validating our cryptography library, wolfCrypt, on the FreeRTOS platform. If you need FIPS validated crypto on FreeRTOS, let us know at facts@wolfssl.com.
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    What is a Block Cipher?

    A block cipher is an encryption method that applies a deterministic algorithm along with a symmetric key to encrypt a block of text, rather than encrypting one bit at a time as in stream ciphers. For example, a common block cipher, AES, encrypts 128 bit blocks with a key of...
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    wolfCrypt FIPS 140-2 Algorithm Certificates

    wolfSSL is proud to announce that several wolfCrypt algorithms have received FIPS 140-2 algorithm certificates. The National Institute of Standards and Technology (NIST) website has been updated to reflect wolfSSL`s validation.
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    wolfSSL SSL/TLS Tutorial Video

    Below is a link to wolfSSL’s SSL/TLS tutorial video on setting up a basic client and server with the CyaSSL lightweight, embedded SSL/TLS library. This video provides a detailed step-by-step set of instructions, including code, for incorporating CyaSSL into an application. The tutorial walks through Chapter 11 of the CyaSSL...
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    wolfSSL Assembly Optimizations for ARM Processors

    If you are looking for an SSL/TLS library to provide security in connected ARM environments, wolfSSL is by far the best choice. wolfSSL is an ARM partner, and our code has been optimized for ARM environments. Public key operations in CyaSSL (wolfSSL) have optimized assembly code that gives wolfSSL faster...
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    wolfSSL and CyaSSL Users SAFE from POODLE bites again attacks

    Some TLS implementations are vulnerable to the October POODLE attack that at the time was thought to be limited to SSLv3 only: https://www.imperialviolet.org/2014/12/08/poodleagain.html .  These implementations are incorrectly using a SSLV3 decoding function while in TLS mode.  wolfSSL is not susceptible, it correctly uses TLS decoding while in TLS mode.  We would...
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    We are happy to announce the release of wolfSSL version 3.3.0

    CyaSSL version 3.3.0 offers: • Secure countermeasures for Handshake message duplicates, CHANGE CIPHER without FINISHED, and fast forward attempts added to our source code.  Thanks to Karthikeyan Bhargavan from the Prosecco team at INRIA Paris-Rocquencourt for the report.  This is an important fix and all users should update! • Complete...
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    Case Study: wolfSSL Secures INSTEON Hub for the Connected Home

    INSTEON is leading the way in the field of home automation and control technology with a line of products that include a wide range of smart home devices such as lighting, motion detectors, and security systems. All INSTEON products can be centrally accessed through the Hub, a product that has...
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