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If you are looking for OpenSSL, you have come to the right place. We explain what OpenSSL is and point you to the official download.

What is OpenSSL?

OpenSSL is a versatile and powerful open-source software library that provides cryptographic functions for secure communications over computer networks. Its main purpose is to implement the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, which are essential for establishing encrypted connections between clients and servers. OpenSSL supports a wide range of cryptographic operations, including symmetric and asymmetric encryption, digital signatures, and key generation. It is widely used by software developers, webmasters, and system administrators to ensure the confidentiality, integrity, and authenticity of sensitive data transmitted online.

As an essential component of modern internet security, OpenSSL enables the implementation of secure communications in various applications and protocols. It is commonly integrated into web servers (such as Apache and Nginx) to enable secure HTTPS connections and protect sensitive user information during online transactions. OpenSSL is also utilized by email servers (like Postfix and Exim) for secure email transport, virtual private network (VPN) software for encrypted remote access, and many other applications requiring secure communication channels. Additionally, OpenSSL provides a command-line utility for testing and troubleshooting SSL/TLS connections, offering a comprehensive toolkit for developers and administrators to ensure the proper encryption of data.

In conclusion, OpenSSL is a crucial software library that enables secure communication over computer networks, implementing the widely-used SSL and TLS protocols. It offers a broad range of cryptographic functions and is widely adopted in various applications, including web servers, email servers, and VPN software. By utilizing OpenSSL, developers and administrators can ensure transmitted data's confidentiality, integrity, and authenticity, providing a robust defense against potential cyber threats.

What is OpenSSL used for?

OpenSSL implements secure communications over computer networks and enables the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols. It provides cryptographic functions for symmetric and asymmetric encryption, digital signatures, and key generation. OpenSSL is widely employed in web servers, email servers, VPN software, and many other applications that require secure connections.

How does OpenSSL work?

OpenSSL works by implementing the SSL and TLS protocols, which secure data transmitted over computer networks. It encrypts data using cryptographic algorithms, such as AES or RSA, ensuring that only the intended recipient can decrypt and read the information. Additionally, OpenSSL provides functions for generating and managing encryption keys, ensuring the secure exchange of sensitive data.

Who uses OpenSSL?

A diverse range of individuals and organizations utilizes OpenSSL. Webmasters and system administrators employ OpenSSL in web servers to enable secure HTTPS connections, protecting sensitive user data during online transactions. Software developers integrate OpenSSL into applications that require secure communication channels, such as email servers, VPN software, and various network protocols. Furthermore, OpenSSL is widely adopted by the open-source community, ensuring its continuous development and improvement.

Download OpenSSL from the developer

File.org does not provide software hosting. We send you directly to the developer's site, to make sure you download the latest, original version of the program.

Download OpenSSL (external link)


File types supported by OpenSSL

Our users primarily use OpenSSL to open these file types:

About file types supported by OpenSSL

File.org aims to be the go-to resource for file type- and related software information. We spend countless hours researching various file formats and software that can open, convert, create or otherwise work with those files.

If you have additional information about which types of files OpenSSL can process, please do get in touch - we would love hearing from you.

Last updated: : September 20, 2023