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|Non-GPL licensing for commercial use with closed source software|
|Perpetual license (one-time fee)|
|Delivery & Service|
|Source code & Doxygen documentation|
|Crypto algorithm dependencies from CycloneCRYPTO included|
|Warranty & IP infringement protection|
|12-month Support & Update Agreement (technical support, software updates, update notifications, migration guide, bug & security fixing)|
|Basic TLS Features|
|Client and server mode operation, TLS 1.0, TLS 1.1 & TLS 1.2 support, SSL/TLS session resumption, Diffie-Hellman (DH) key agreement, DSA signature scheme, RSA key agreement, MD5, SHA-1, SHA-256, SHA-384 & SHA-512 hash algorithms, RC4 stream cipher, IDEA, DES, 3DES, AES, ARIA & SEED block ciphers, X.509 certificate parsing, CRL & key parsing|
|Standard TLS Features & DTLS Support|
|DTLS 1.0 & DTLS 1.2 support, GCM & CCM ciphers modes (AEAD), Elliptic Curve Cryptography (ECC), ECDH key exchange, ECDSA signature scheme, PSK key exchange mechanism, Raw Public Keys (RPK)|
|Advanced TLS Features with TLS 1.3 Support|
|TLS 1.3 support, ChaCha20Poly1305 (AEAD), X25519 and X448 elliptic curves, EdDSA signature scheme (Ed25519 & Ed448), Session tickets, Early data (TLS 1.3)|
CycloneSSL Commercial License
For proprietary developments
CycloneSSL is available under 3 different commercial license categories for proprietary developments in a commercial context.
CycloneSSL Lite is a basic TLS library that supports TLS 1.0, 1.1, 1.2 protocols, with all relevant crypto algorithms included.
CycloneSSL Pro is a version of the TLS library that adds support for DTLS 1.0 and 1.2, GCM & CCM cipher modes and Elliptic Curve Cryptography (ECC).
CycloneSSL Ultimate is a full-featured TLS / DTLS library that supports TLS 1.3 and the most advanced cryptographic algorithms from Daniel J. Bernstein.
Detailed feature breakdown
Choose the components that fit to your project!
Commercial Software Packages | v2.2.4
Choose a Commercial License for:
If you develop proprietary commercial applications with closed source, use of a Commercial License is required.
You will have access to priority technical support with software maintenance for updates & security patches.
This license gives the right to develop and modify our software to embed it in your commercial products.
We guarantee that 100% of our commercial software packages have been developed in-house.
Our customers are entitled to fair pricing for custom connectivity related software development or expertise.
All our standard Commercial Licenses are royalty-free licenses (one-time license fee), making licensing easier.