# wolfSSL Embedded SSL/TLS Library wolfSSL Embedded SSL/TLS Library is a Firmware & Embedded Security product by wolfSSL. It runs on-premises. Pricing is commercial. Lightweight embedded TLS/SSL library for devices, apps, and cloud. Checked October 2026. ## What is wolfSSL Embedded SSL/TLS Library? wolfSSL is a lightweight, portable, C-language-based SSL/TLS library designed for standard, embedded, and RTOS environments. It also operates in desktop, enterprise, and cloud environments. The library supports TLS 1.3 and DTLS 1.3 on both client and server sides, and is up to 20 times smaller in footprint than OpenSSL. It includes an OpenSSL compatibility layer, OCSP and CRL support, and is backed by the wolfCrypt cryptography engine. wolfCrypt, the underlying crypto module, holds FIPS 140-3 validation (Certificates #4718 and #5041) and is DO-178C DAL-A certified for avionics use. wolfSSL's product suite includes: - wolfSSL/wolfCrypt: TLS library and embedded crypto engine - wolfCrypt FIPS 140-3: FIPS-validated cryptographic module - wolfHSM: Hardware Security Module support - wolfTPM: Portable TPM 2.0 library - wolfMQTT: MQTT client library - wolfSSH: SSH library - wolfBoot: Secure bootloader - wolfSentry: Embedded IDPS - curl/tinycurl: HTTP transfer library - wolfSSL JNI/JSSE and wolfCrypt JNI/JCE: Java provider integrations - wolfCLU: Command-line utility The library is dual-licensed under GPLv3 and a commercial license. It is used across markets including automotive, aviation, smart grid, military, government, IoT, mobile, cloud, and industrial automation. Over 5 billion devices and applications are reported to use wolfSSL products. Tags: SSL, TLS, Encryption, Open Source, Secure Boot ## Where it fits in your security program (NIST CSF 2.0) - [Protect](https://cybersectools.com/guides/building-protect-program-small-team): helps you prevent attacks and keep data safe. ## Quick facts - Category: [Cyber-Physical Security](https://cybersectools.com/categories/ot-security) ยท [Firmware & Embedded Security](https://cybersectools.com/categories/firmware-embedded-security) - Vendor: [wolfSSL](https://cybersectools.com/companies/wolfssl) - Deployment: On-Premises - Company size fit: Startup, SMB, Mid-Market, Enterprise - Pricing: From $2,600 per year - Features: 10 listed - Integrations: 4 listed - Website: wolfssl.com The full feature and integration lists are on the page for signed-in visitors. ## Where it ranks No shortlist covers this product's category yet. The closest is [Best OT Security Solutions for Business](https://cybersectools.com/shortlists/best-ot-security-solutions). ## wolfSSL Embedded SSL/TLS Library FAQ ### What is wolfSSL Embedded SSL/TLS Library? wolfSSL Embedded SSL/TLS Library is a product by wolfSSL in the Firmware & Embedded Security category. It covers SSL, TLS and Encryption. ### What is the pricing for wolfSSL Embedded SSL/TLS Library? wolfSSL Embedded SSL/TLS Library is a commercial product. For pricing, visit https://wolfssl.com/ or contact wolfSSL. ### What are alternatives to wolfSSL Embedded SSL/TLS Library? Alternatives to wolfSSL Embedded SSL/TLS Library listed on CybersecTools: 1. [ProvenRun ProvenApps](https://cybersectools.com/tools/provenrun-provenapps) - Suite of certified trusted apps for IoT security running on ProvenCore OS. (Commercial) 2. [Allegro RomPager](https://cybersectools.com/tools/allegro-rompager) - Embedded web server with TLS for IoT/connected embedded devices. (Commercial) 3. [zeroRISC Integrity Management Platform](https://cybersectools.com/tools/zerorisc-integrity-management-platform) - Device trust mgmt platform using OpenTitan secure silicon for IoT/edge/DC (Commercial) 4. [Zymbit Resilient Edge Stack](https://cybersectools.com/tools/zymbit-resilient-edge-stack) - Hardware-enforced security & resilience stack for unattended Linux edge devices. (Commercial) 5. [Kry10 OS (KOS)](https://cybersectools.com/tools/kry10-os-kos) - Secure OS for mission-critical connected devices, built on the seL4 microkernel. (Commercial) Compare all wolfSSL Embedded SSL/TLS Library alternatives at [https://cybersectools.com/alternatives/wolfssl-embedded-ssltls-library](https://cybersectools.com/alternatives/wolfssl-embedded-ssltls-library) ### What deployment and organization size does wolfSSL Embedded SSL/TLS Library fit? wolfSSL Embedded SSL/TLS Library is available as on-premises. It is listed for startup, smb, mid-market and enterprise organizations. Pricing is commercial. Ask wolfSSL for pricing and support terms. ## Compare wolfSSL Embedded SSL/TLS Library with similar solutions - [wolfSSL Embedded SSL/TLS Library vs ProvenRun ProvenApps](https://cybersectools.com/compare/provenrun-provenapps-vs-wolfssl-embedded-ssltls-library) - [wolfSSL Embedded SSL/TLS Library vs Allegro RomPager](https://cybersectools.com/compare/allegro-rompager-vs-wolfssl-embedded-ssltls-library) - [wolfSSL Embedded SSL/TLS Library vs zeroRISC Integrity Management Platform](https://cybersectools.com/compare/wolfssl-embedded-ssltls-library-vs-zerorisc-integrity-management-platform) All alternatives to wolfSSL Embedded SSL/TLS Library: [/alternatives/wolfssl-embedded-ssltls-library](https://cybersectools.com/alternatives/wolfssl-embedded-ssltls-library) --- Source: https://cybersectools.com/tools/wolfssl-embedded-ssltls-library For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any compare page has a Markdown copy too (add .md to its URL). More on wolfSSL Embedded SSL/TLS Library and wolfSSL: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=product-md