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FireDaemon OpenSSL for Microsoft Windows

Professional, EV-Signed, and Dependency-Free Binaries for Enterprise

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Installation Guide

Ensure you read the Installation Instructions and Release Notes

Compatibility Matrix

Supported platforms, Windows versions, & system requirements.

Checksum Verification

​Verify file integrity using SHA-256 with FireDaemon Lozenge.

Downloads

OpenSSL 4.0.0.3 FIPS EXE Installer x64 - May 2026

Installer in Czech, German, English, Slovak, Chinese, Japanese. Includes OpenSSL 3.1.2 FIPS 140-3 Module, PowerShell Configuration Utility, Visual Studio C++ sample project.

SHA2-256 E058A2D4B80065CA5B667E0307480F926A1BB626DA5071CEF796BB8283A4B213

Git commit openssl-4.0.0-0-g11b7b6ea3b VirusTotal Report

OpenSSL 4.0.0.3 FIPS ZIP x86+x64+ARM64 - May 2026

Includes OpenSSL 3.1.2 FIPS 140-3 Module, PowerShell Configuration Utility,

Visual Studio C++ sample project.

SHA2-256 902796E4585F3AC4D9979EA1724E0B6FB3C6D52A329E01DFE2E17DC6923C8C02
Git commit openssl-4.0.0-0-g11b7b6ea3b

OpenSSL 3.6.2 EXE Installer x64 - April 2026

Installer in Czech, German, English, Slovak, Chinese, Japanese. 

Includes Visual Studio C++ sample project.

SHA2-256 BC3CB8F626D70D7FB9CEE0511FCA604A2B833FDF85E1CA59AD928C5C580BAEB3

Git commit openssl-3.6.2-0-gfe686e15d8 VirusTotal Report

OpenSSL 3.6.2 ZIP x86+x64+ARM64 - April 2026

Includes sample Visual Studio C++ project.

SHA2-256 6C64DB10CBDD8C0C50C684D07A746F01AC87F0B11292D399AD35880847C8F960
Git commit openssl-3.6.2-0-gfe686e15d8

OpenSSL 3.5.6 LTS EXE Installer x64 - April 2026

Installer in Czech, German, English, Slovak, Chinese, Japanese.

Includes Visual Studio C++ sample project.

SHA2-256 F25A255E38A7851AECC9FB7EA634AFE130C1FCF107C89D50A01838DCB9D87134

Git commit openssl-3.5.6-0-g286ddeaac0 VirusTotal Report

OpenSSL 3.5.6 LTS ZIP x86+x64+ARM64 - April 2026

Includes sample Visual Studio C++ project.

SHA2-256 31DE50C939A40564961988D20383AFF7C5086E0BDF5449569C5D5C0D8DB30B5C
Git commit openssl-3.5.6-0-g286ddeaac0

OpenSSL 3.0.20 LTS ZIP x86+x64 - April 2026

SHA2-256 578F51D39D16B6BF216C8E967D5ED848470A0C707E2B293FE2225F54D53EC7AA

Git commit openssl-3.0.20-0-g5aada9c299

OpenSSL 1.1.1w ZIP x86+x64 - September 2023

SHA2-256 1870B15BF6749E65FFBBADF52CDFF3EE0E9F02943550BF4395574BB432AF3EB8

Git commit OpenSSL_1_1_1w-0-ge04bd3433f

OpenSSL maintains a list of 3rd-party maintained binary distributions of OpenSSL.

Please review our Release Policy before downloading and using this distribution.

 

Please use the latest 4.0, 3.6, 3.5 LTS, or 3.0 LTS release. 1.1.1 is end-of-life.

We no longer supply OpenSSL 3.1, 3.2, 3.3, and 3.4 binaries.

 

OpenSSL 1.0.2zp, 1.1.1zg or later are only available to OpenSSL customers who have a Premium Support Contract.

​

We do not have an EAR CCL ECCN. This is intentional. You must seek independent legal advice before using/integrating/exporting our OpenSSL installers and ZIP files in your product if you believe you are subject to export controls.

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