✅ If you must upload, use a VPN. Unencrypted public networks can inject malware into your files.
✅ After downloading the transferred archive, use 7-Zip’s “Test archive” function. A corrupted transfer is useless. Botaniq v6.6.1 vfxmed.7z-transfer large files securely free
✅ Use 7-Zip → Right-click → 7-Zip → Add to archive → Encryption: AES-256 → Enter a strong password. Share the password via a separate channel (phone call or encrypted email). ✅ If you must upload, use a VPN