Most free transfer services (like WeTransfer or Gmail) have strict size limits. Use WinRAR’s "Split to volumes" feature to cut a large file into pieces that fit under those limits. The recipient simply needs all parts in one folder to extract the original file. Free vs. Paid: The WinRAR Reality
Using version 6.23 or higher is critical, as it patches several high-severity security vulnerabilities (like CVE-2023-38831) found in older versions. Select Files : Right-click the files you want to transfer and select "Add to archive..." Set Password : Click the "Set password..." Strong Encryption : Enter a strong password and check "Encrypt file names" Most free transfer services (like WeTransfer or Gmail)
"RAR is outdated."
Create the .rar archive on an offline, air-gapped computer, then transfer via USB. This eliminates any risk of network-based exfiltration during compression. Free vs