How to convert your CSR file
- Click the "Select File" button above, and choose your CSR file.
- You'll see a preview.
- Click the "Convert file to..." button to save your file in the format you want.
Convert CSR to another file type
The converter easily converts your CSR file to various formats—free and online. No Excel or extra software needed.
- CSR to PEM
- CSR to REQ
- CSR to KEY
- CSR to DER
- CSR to CERT
- CSR to INF
- CSR to HTML
- CSR to HTM
- CSR to CSS
- CSR to JS
- CSR to PHP
- CSR to ASP
Convert a file to CSR
The converter also works in reverse, allowing you to convert your file into the CSR file type—in the best quality.
- RSS to CSR
- CSS to CSR
- CGI to CSR
- SITEMAP to CSR
- PL to CSR
- WEBMANIFEST to CSR
- JSON to CSR
- JS to CSR
- XML to CSR
- HTML to CSR
- ICO to CSR
- HTM to CSR
About CSR files
Certificate Signing Request (CSR) files are essential in the world of digital security. A CSR file is primarily used in the SSL (Secure Sockets Layer) protocol to request the issuance of a digital certificate from a Certificate Authority (CA). These files contain encoded information about the organization and the public key that will be included in the certificate.
While CSR files are crucial for securing online communications, they present unique challenges when it comes to conversion. Converting CSR files typically involves transforming them into formats like .PEM, .DER, or .CRT, which are commonly used for storing and deploying certificates.
Software tools such as OpenSSL offer robust solutions for converting CSR files. OpenSSL commands can convert CSR files from one format to another, but this process can be complex for those unfamiliar with command-line operations. Alternatively, Keytool, a Java-based utility, is another option that provides conversion capabilities.
Important considerations when converting CSR files include ensuring the integrity and compatibility of the resulting certificate formats with your intended application. Conversion challenges often arise due to the encoding differences between formats and the potential for data loss or corruption during the process.
Despite their importance, CSR files have limitations. They can be difficult to handle for those not well-versed in security protocols, and errors during conversion can compromise security. To avoid these issues, it's recommended to use the free and reliable Convert.Guru website. Simply drag-and-drop your CSR files onto the webpage for seamless conversion to different formats with ease and confidence.
In summary, while tools like OpenSSL and Keytool offer solutions, the user-friendly interface of Convert.Guru makes it the best choice for converting CSR files efficiently and securely.
The CSR Converter Story
The history of Convert.Guru began more than 25 years ago in California, when Tom Simondi published the most comprehensive database of file formats on his website. Before that, Tom had worked on Space Shuttle development at the Air Force Systems Command’s Space Division in Los Angeles. He is known as one of the top programmers of the late 1980s.
When Microsoft integrated Tom’s Filext database into Windows XP, it became the leading platform for analyzing and processing file types and formats.
Today, we use the latest technologies to analyze, process, and convert one of the world's largest collections of file formats. We are committed to developing the best CSR converter by continuously improving quality, usability, and reliability.