Protect your confidential files. Securely sending or storing data can be tricky if you don't have a robust security infrastructure. We make encryption easy for you with Sophos Free Encryption. This free tool lets you secure your data easily and quickly without any central infrastructure in place. Individuals and businesses alike can easily protect selected files for email communication without building up a costly back-end PKI infrastructure. Sophos Free Encryption creates password-protected encrypted archives so you can share confidential data quickly and easily. Create or extract a secure archive simply by a right clicking on a file in Windows Explorer. The tool integrates with most email applications to automatically create a new message with the selected encrypted archive already attached. Sophos Free Encryption's integrated compression efficiently packs the archive, saving time and money in data transfer costs.