Implement the Secure Sockets Layer and Transport Layer Security cryptographic protocols. Access an extensive library and work with a wide range of encryption algorithms, including Blowfish, MD5, SHA-1, DES, AES, RSA, DSA, and the Diffie–Hellman key exchange method.
Our software library provides a free download of OpenSSL 1.1.0. The program is categorized as Development Tools. The current setup file available for download requires 4.2 MB of hard disk space. This free program is a product of OpenSSL Team.
The following versions: 1.0 and 0.9 are the most frequently downloaded ones by the program users. Commonly, this program's installer has the following filenames: cmd.exe, iexplore.exe, openssl.exe and unins000.exe etc. OpenSSL works fine with 32-bit and 64-bit versions of Windows XP/Vista/7/8/10. Our antivirus check shows that this download is malware free.
From the developer:
The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.
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